17772720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 64281600

約数和(自身を除く): 46508880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 149, 168, 210, 213, 240, 280, 284, 298, 336, 355, 420, 426, 447, 497, 560, 568, 596, 710, 745, 840, 852, 894, 994, 1043, 1065, 1136, 1192, 1420, 1490, 1491, 1680, 1704, 1788, 1988, 2086, 2130, 2235, 2384, 2485, 2840, 2980, 2982, 3129, 3408, 3576, 3976, 4172, 4260, 4470, 4970, 5215, 5680, 5960, 5964, 6258, 7152, 7455, 7952, 8344, 8520, 8940, 9940, 10430, 10579, 11920, 11928, 12516, 14910, 15645, 16688, 17040, 17880, 19880, 20860, 21158, 23856, 25032, 29820, 31290, 31737, 35760, 39760, 41720, 42316, 50064, 52895, 59640, 62580, 63474, 74053, 83440, 84632, 105790, 119280, 125160, 126948, 148106, 158685, 169264, 211580, 222159, 250320, 253896, 296212, 317370, 370265, 423160, 444318, 507792, 592424, 634740, 740530, 846320, 888636, 1110795, 1184848, 1269480, 1481060, 1777272, 2221590, 2538960, 2962120, 3554544, 4443180, 5924240, 8886360, 17772720]

約数ペア:

[(1, 17772720), (2, 8886360), (3, 5924240), (4, 4443180), (5, 3554544), (6, 2962120), (7, 2538960), (8, 2221590), (10, 1777272), (12, 1481060), (14, 1269480), (15, 1184848), (16, 1110795), (20, 888636), (21, 846320), (24, 740530), (28, 634740), (30, 592424), (35, 507792), (40, 444318), (42, 423160), (48, 370265), (56, 317370), (60, 296212), (70, 253896), (71, 250320), (80, 222159), (84, 211580), (105, 169264), (112, 158685), (120, 148106), (140, 126948), (142, 125160), (149, 119280), (168, 105790), (210, 84632), (213, 83440), (240, 74053), (280, 63474), (284, 62580), (298, 59640), (336, 52895), (355, 50064), (420, 42316), (426, 41720), (447, 39760), (497, 35760), (560, 31737), (568, 31290), (596, 29820), (710, 25032), (745, 23856), (840, 21158), (852, 20860), (894, 19880), (994, 17880), (1043, 17040), (1065, 16688), (1136, 15645), (1192, 14910), (1420, 12516), (1490, 11928), (1491, 11920), (1680, 10579), (1704, 10430), (1788, 9940), (1988, 8940), (2086, 8520), (2130, 8344), (2235, 7952), (2384, 7455), (2485, 7152), (2840, 6258), (2980, 5964), (2982, 5960), (3129, 5680), (3408, 5215), (3576, 4970), (3976, 4470), (4172, 4260)]