285720480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 1070798400

約数和(自身を除く): 785077920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 59, 60, 72, 76, 80, 90, 95, 96, 108, 114, 118, 120, 135, 144, 152, 160, 171, 177, 180, 190, 216, 228, 236, 240, 270, 285, 288, 295, 304, 342, 354, 360, 380, 432, 456, 472, 480, 513, 531, 540, 570, 590, 608, 684, 708, 720, 760, 855, 864, 885, 912, 944, 1026, 1062, 1080, 1121, 1140, 1180, 1368, 1416, 1440, 1520, 1593, 1710, 1770, 1824, 1888, 2052, 2124, 2160, 2242, 2280, 2360, 2565, 2655, 2736, 2832, 3040, 3186, 3363, 3420, 3481, 3540, 4104, 4248, 4320, 4484, 4560, 4720, 5130, 5310, 5472, 5605, 5664, 6372, 6726, 6840, 6962, 7080, 7965, 8208, 8496, 8968, 9120, 9440, 10089, 10260, 10443, 10620, 11210, 12744, 13452, 13680, 13924, 14160, 15930, 16416, 16815, 16992, 17405, 17936, 20178, 20520, 20886, 21240, 22420, 25488, 26904, 27360, 27848, 28320, 30267, 31329, 31860, 33630, 34810, 35872, 40356, 41040, 41772, 42480, 44840, 50445, 50976, 52215, 53808, 55696, 60534, 62658, 63720, 66139, 67260, 69620, 80712, 82080, 83544, 84960, 89680, 93987, 100890, 104430, 107616, 111392, 121068, 125316, 127440, 132278, 134520, 139240, 151335, 156645, 161424, 167088, 179360, 187974, 198417, 201780, 208860, 242136, 250632, 254880, 264556, 269040, 278480, 302670, 313290, 322848, 330695, 334176, 375948, 396834, 403560, 417720, 469935, 484272, 501264, 529112, 538080, 556960, 595251, 605340, 626580, 661390, 751896, 793668, 807120, 835440, 939870, 968544, 992085, 1002528, 1058224, 1190502, 1210680, 1253160, 1322780, 1503792, 1587336, 1614240, 1670880, 1785753, 1879740, 1984170, 2116448, 2381004, 2421360, 2506320, 2645560, 2976255, 3007584, 3174672, 3571506, 3759480, 3968340, 4762008, 4842720, 5012640, 5291120, 5952510, 6349344, 7143012, 7518960, 7936680, 8928765, 9524016, 10582240, 11905020, 14286024, 15037920, 15873360, 17857530, 19048032, 23810040, 28572048, 31746720, 35715060, 47620080, 57144096, 71430120, 95240160, 142860240, 285720480]

約数ペア:

[(1, 285720480), (2, 142860240), (3, 95240160), (4, 71430120), (5, 57144096), (6, 47620080), (8, 35715060), (9, 31746720), (10, 28572048), (12, 23810040), (15, 19048032), (16, 17857530), (18, 15873360), (19, 15037920), (20, 14286024), (24, 11905020), (27, 10582240), (30, 9524016), (32, 8928765), (36, 7936680), (38, 7518960), (40, 7143012), (45, 6349344), (48, 5952510), (54, 5291120), (57, 5012640), (59, 4842720), (60, 4762008), (72, 3968340), (76, 3759480), (80, 3571506), (90, 3174672), (95, 3007584), (96, 2976255), (108, 2645560), (114, 2506320), (118, 2421360), (120, 2381004), (135, 2116448), (144, 1984170), (152, 1879740), (160, 1785753), (171, 1670880), (177, 1614240), (180, 1587336), (190, 1503792), (216, 1322780), (228, 1253160), (236, 1210680), (240, 1190502), (270, 1058224), (285, 1002528), (288, 992085), (295, 968544), (304, 939870), (342, 835440), (354, 807120), (360, 793668), (380, 751896), (432, 661390), (456, 626580), (472, 605340), (480, 595251), (513, 556960), (531, 538080), (540, 529112), (570, 501264), (590, 484272), (608, 469935), (684, 417720), (708, 403560), (720, 396834), (760, 375948), (855, 334176), (864, 330695), (885, 322848), (912, 313290), (944, 302670), (1026, 278480), (1062, 269040), (1080, 264556), (1121, 254880), (1140, 250632), (1180, 242136), (1368, 208860), (1416, 201780), (1440, 198417), (1520, 187974), (1593, 179360), (1710, 167088), (1770, 161424), (1824, 156645), (1888, 151335), (2052, 139240), (2124, 134520), (2160, 132278), (2242, 127440), (2280, 125316), (2360, 121068), (2565, 111392), (2655, 107616), (2736, 104430), (2832, 100890), (3040, 93987), (3186, 89680), (3363, 84960), (3420, 83544), (3481, 82080), (3540, 80712), (4104, 69620), (4248, 67260), (4320, 66139), (4484, 63720), (4560, 62658), (4720, 60534), (5130, 55696), (5310, 53808), (5472, 52215), (5605, 50976), (5664, 50445), (6372, 44840), (6726, 42480), (6840, 41772), (6962, 41040), (7080, 40356), (7965, 35872), (8208, 34810), (8496, 33630), (8968, 31860), (9120, 31329), (9440, 30267), (10089, 28320), (10260, 27848), (10443, 27360), (10620, 26904), (11210, 25488), (12744, 22420), (13452, 21240), (13680, 20886), (13924, 20520), (14160, 20178), (15930, 17936), (16416, 17405), (16815, 16992)]