428915760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 320

約数和(自身を含む): 1679892480

約数和(自身を除く): 1250976720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 41, 42, 48, 52, 56, 60, 65, 70, 78, 80, 82, 84, 91, 104, 105, 112, 120, 123, 130, 140, 156, 164, 168, 182, 195, 205, 208, 210, 240, 246, 260, 273, 280, 287, 312, 328, 336, 364, 390, 410, 420, 455, 479, 492, 520, 533, 546, 560, 574, 615, 624, 656, 728, 780, 820, 840, 861, 910, 958, 984, 1040, 1066, 1092, 1148, 1230, 1365, 1435, 1437, 1456, 1560, 1599, 1640, 1680, 1722, 1820, 1916, 1968, 2132, 2184, 2296, 2395, 2460, 2665, 2730, 2870, 2874, 3120, 3198, 3280, 3353, 3444, 3640, 3731, 3832, 4264, 4305, 4368, 4592, 4790, 4920, 5330, 5460, 5740, 5748, 6227, 6396, 6706, 6888, 7185, 7280, 7462, 7664, 7995, 8528, 8610, 9580, 9840, 10059, 10660, 10920, 11193, 11480, 11496, 12454, 12792, 13412, 13776, 14370, 14924, 15990, 16765, 17220, 18655, 18681, 19160, 19639, 20118, 21320, 21840, 22386, 22960, 22992, 24908, 25584, 26824, 28740, 29848, 31135, 31980, 33530, 34440, 37310, 37362, 38320, 39278, 40236, 42640, 43589, 44772, 49816, 50295, 53648, 55965, 57480, 58917, 59696, 62270, 63960, 67060, 68880, 74620, 74724, 78556, 80472, 87178, 89544, 93405, 98195, 99632, 100590, 111930, 114960, 117834, 124540, 127920, 130767, 134120, 137473, 149240, 149448, 157112, 160944, 174356, 179088, 186810, 196390, 201180, 217945, 223860, 235668, 249080, 255307, 261534, 268240, 274946, 294585, 298480, 298896, 314224, 348712, 373620, 392780, 402360, 412419, 435890, 447720, 471336, 498160, 510614, 523068, 549892, 589170, 653835, 687365, 697424, 747240, 765921, 785560, 804720, 824838, 871780, 895440, 942672, 1021228, 1046136, 1099784, 1178340, 1276535, 1307670, 1374730, 1494480, 1531842, 1571120, 1649676, 1743560, 1787149, 2042456, 2062095, 2092272, 2199568, 2356680, 2553070, 2615340, 2749460, 3063684, 3299352, 3487120, 3574298, 3829605, 4084912, 4124190, 4713360, 5106140, 5230680, 5361447, 5498920, 6127368, 6598704, 7148596, 7659210, 8248380, 8935745, 10212280, 10461360, 10722894, 10997840, 12254736, 14297192, 15318420, 16496760, 17871490, 20424560, 21445788, 26807235, 28594384, 30636840, 32993520, 35742980, 42891576, 53614470, 61273680, 71485960, 85783152, 107228940, 142971920, 214457880, 428915760]

約数ペア:

[(1, 428915760), (2, 214457880), (3, 142971920), (4, 107228940), (5, 85783152), (6, 71485960), (7, 61273680), (8, 53614470), (10, 42891576), (12, 35742980), (13, 32993520), (14, 30636840), (15, 28594384), (16, 26807235), (20, 21445788), (21, 20424560), (24, 17871490), (26, 16496760), (28, 15318420), (30, 14297192), (35, 12254736), (39, 10997840), (40, 10722894), (41, 10461360), (42, 10212280), (48, 8935745), (52, 8248380), (56, 7659210), (60, 7148596), (65, 6598704), (70, 6127368), (78, 5498920), (80, 5361447), (82, 5230680), (84, 5106140), (91, 4713360), (104, 4124190), (105, 4084912), (112, 3829605), (120, 3574298), (123, 3487120), (130, 3299352), (140, 3063684), (156, 2749460), (164, 2615340), (168, 2553070), (182, 2356680), (195, 2199568), (205, 2092272), (208, 2062095), (210, 2042456), (240, 1787149), (246, 1743560), (260, 1649676), (273, 1571120), (280, 1531842), (287, 1494480), (312, 1374730), (328, 1307670), (336, 1276535), (364, 1178340), (390, 1099784), (410, 1046136), (420, 1021228), (455, 942672), (479, 895440), (492, 871780), (520, 824838), (533, 804720), (546, 785560), (560, 765921), (574, 747240), (615, 697424), (624, 687365), (656, 653835), (728, 589170), (780, 549892), (820, 523068), (840, 510614), (861, 498160), (910, 471336), (958, 447720), (984, 435890), (1040, 412419), (1066, 402360), (1092, 392780), (1148, 373620), (1230, 348712), (1365, 314224), (1435, 298896), (1437, 298480), (1456, 294585), (1560, 274946), (1599, 268240), (1640, 261534), (1680, 255307), (1722, 249080), (1820, 235668), (1916, 223860), (1968, 217945), (2132, 201180), (2184, 196390), (2296, 186810), (2395, 179088), (2460, 174356), (2665, 160944), (2730, 157112), (2870, 149448), (2874, 149240), (3120, 137473), (3198, 134120), (3280, 130767), (3353, 127920), (3444, 124540), (3640, 117834), (3731, 114960), (3832, 111930), (4264, 100590), (4305, 99632), (4368, 98195), (4592, 93405), (4790, 89544), (4920, 87178), (5330, 80472), (5460, 78556), (5740, 74724), (5748, 74620), (6227, 68880), (6396, 67060), (6706, 63960), (6888, 62270), (7185, 59696), (7280, 58917), (7462, 57480), (7664, 55965), (7995, 53648), (8528, 50295), (8610, 49816), (9580, 44772), (9840, 43589), (10059, 42640), (10660, 40236), (10920, 39278), (11193, 38320), (11480, 37362), (11496, 37310), (12454, 34440), (12792, 33530), (13412, 31980), (13776, 31135), (14370, 29848), (14924, 28740), (15990, 26824), (16765, 25584), (17220, 24908), (18655, 22992), (18681, 22960), (19160, 22386), (19639, 21840), (20118, 21320)]