18942260480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:717

約数の個数: 288

約数和(自身を含む): 53651566080

約数和(自身を除く): 34709305600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 239, 256, 260, 286, 320, 352, 416, 433, 440, 478, 520, 572, 640, 704, 715, 832, 866, 880, 956, 1040, 1144, 1195, 1280, 1408, 1430, 1664, 1732, 1760, 1912, 2080, 2165, 2288, 2390, 2629, 2816, 2860, 3107, 3328, 3464, 3520, 3824, 4160, 4330, 4576, 4763, 4780, 5258, 5629, 5720, 6214, 6928, 7040, 7648, 8320, 8660, 9152, 9526, 9560, 10516, 11258, 11440, 12428, 13145, 13856, 14080, 15296, 15535, 16640, 17320, 18304, 19052, 19120, 21032, 22516, 22880, 23815, 24856, 26290, 27712, 28145, 30592, 31070, 34177, 34640, 36608, 38104, 38240, 42064, 45032, 45760, 47630, 49712, 52580, 55424, 56290, 61184, 61919, 62140, 68354, 69280, 76208, 76480, 84128, 90064, 91520, 95260, 99424, 103487, 105160, 110848, 112580, 123838, 124280, 136708, 138560, 152416, 152960, 168256, 170885, 180128, 183040, 190520, 198848, 206974, 210320, 225160, 247676, 248560, 273416, 277120, 304832, 305920, 309595, 336512, 341770, 360256, 381040, 397696, 413948, 420640, 450320, 495352, 497120, 517435, 546832, 554240, 609664, 619190, 673024, 683540, 720512, 762080, 795392, 827896, 841280, 900640, 990704, 994240, 1034870, 1093664, 1138357, 1219328, 1238380, 1345331, 1367080, 1441024, 1524160, 1655792, 1682560, 1801280, 1981408, 1988480, 2069740, 2187328, 2276714, 2476760, 2690662, 2734160, 3048320, 3311584, 3365120, 3602560, 3962816, 3976960, 4139480, 4374656, 4553428, 4953520, 5381324, 5468320, 5691785, 6096640, 6623168, 6726655, 7205120, 7925632, 8278960, 8749312, 9106856, 9907040, 10762648, 10936640, 11383570, 13246336, 13453310, 14798641, 15851264, 16557920, 18213712, 19814080, 21525296, 21873280, 22767140, 26492672, 26906620, 29597282, 33115840, 36427424, 39628160, 43050592, 43746560, 45534280, 53813240, 59194564, 66231680, 72854848, 73993205, 79256320, 86101184, 91068560, 107626480, 118389128, 132463360, 145709696, 147986410, 172202368, 182137120, 215252960, 236778256, 291419392, 295972820, 344404736, 364274240, 430505920, 473556512, 591945640, 728548480, 861011840, 947113024, 1183891280, 1457096960, 1722023680, 1894226048, 2367782560, 3788452096, 4735565120, 9471130240, 18942260480]

約数ペア:

[(1, 18942260480), (2, 9471130240), (4, 4735565120), (5, 3788452096), (8, 2367782560), (10, 1894226048), (11, 1722023680), (13, 1457096960), (16, 1183891280), (20, 947113024), (22, 861011840), (26, 728548480), (32, 591945640), (40, 473556512), (44, 430505920), (52, 364274240), (55, 344404736), (64, 295972820), (65, 291419392), (80, 236778256), (88, 215252960), (104, 182137120), (110, 172202368), (128, 147986410), (130, 145709696), (143, 132463360), (160, 118389128), (176, 107626480), (208, 91068560), (220, 86101184), (239, 79256320), (256, 73993205), (260, 72854848), (286, 66231680), (320, 59194564), (352, 53813240), (416, 45534280), (433, 43746560), (440, 43050592), (478, 39628160), (520, 36427424), (572, 33115840), (640, 29597282), (704, 26906620), (715, 26492672), (832, 22767140), (866, 21873280), (880, 21525296), (956, 19814080), (1040, 18213712), (1144, 16557920), (1195, 15851264), (1280, 14798641), (1408, 13453310), (1430, 13246336), (1664, 11383570), (1732, 10936640), (1760, 10762648), (1912, 9907040), (2080, 9106856), (2165, 8749312), (2288, 8278960), (2390, 7925632), (2629, 7205120), (2816, 6726655), (2860, 6623168), (3107, 6096640), (3328, 5691785), (3464, 5468320), (3520, 5381324), (3824, 4953520), (4160, 4553428), (4330, 4374656), (4576, 4139480), (4763, 3976960), (4780, 3962816), (5258, 3602560), (5629, 3365120), (5720, 3311584), (6214, 3048320), (6928, 2734160), (7040, 2690662), (7648, 2476760), (8320, 2276714), (8660, 2187328), (9152, 2069740), (9526, 1988480), (9560, 1981408), (10516, 1801280), (11258, 1682560), (11440, 1655792), (12428, 1524160), (13145, 1441024), (13856, 1367080), (14080, 1345331), (15296, 1238380), (15535, 1219328), (16640, 1138357), (17320, 1093664), (18304, 1034870), (19052, 994240), (19120, 990704), (21032, 900640), (22516, 841280), (22880, 827896), (23815, 795392), (24856, 762080), (26290, 720512), (27712, 683540), (28145, 673024), (30592, 619190), (31070, 609664), (34177, 554240), (34640, 546832), (36608, 517435), (38104, 497120), (38240, 495352), (42064, 450320), (45032, 420640), (45760, 413948), (47630, 397696), (49712, 381040), (52580, 360256), (55424, 341770), (56290, 336512), (61184, 309595), (61919, 305920), (62140, 304832), (68354, 277120), (69280, 273416), (76208, 248560), (76480, 247676), (84128, 225160), (90064, 210320), (91520, 206974), (95260, 198848), (99424, 190520), (103487, 183040), (105160, 180128), (110848, 170885), (112580, 168256), (123838, 152960), (124280, 152416), (136708, 138560)]