201472020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 633709440

約数和(自身を除く): 432237420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 61, 90, 118, 122, 177, 180, 183, 236, 244, 295, 305, 311, 354, 366, 531, 549, 590, 610, 622, 708, 732, 885, 915, 933, 1062, 1098, 1180, 1220, 1244, 1555, 1770, 1830, 1866, 2124, 2196, 2655, 2745, 2799, 3110, 3540, 3599, 3660, 3732, 4665, 5310, 5490, 5598, 6220, 7198, 9330, 10620, 10797, 10980, 11196, 13995, 14396, 17995, 18349, 18660, 18971, 21594, 27990, 32391, 35990, 36698, 37942, 43188, 53985, 55047, 55980, 56913, 64782, 71980, 73396, 75884, 91745, 94855, 107970, 110094, 113826, 129564, 161955, 165141, 170739, 183490, 189710, 215940, 220188, 227652, 275235, 284565, 323910, 330282, 341478, 366980, 379420, 550470, 569130, 647820, 660564, 682956, 825705, 853695, 1100940, 1119289, 1138260, 1651410, 1707390, 2238578, 3302820, 3357867, 3414780, 4477156, 5596445, 6715734, 10073601, 11192890, 13431468, 16789335, 20147202, 22385780, 33578670, 40294404, 50368005, 67157340, 100736010, 201472020]

約数ペア:

[(1, 201472020), (2, 100736010), (3, 67157340), (4, 50368005), (5, 40294404), (6, 33578670), (9, 22385780), (10, 20147202), (12, 16789335), (15, 13431468), (18, 11192890), (20, 10073601), (30, 6715734), (36, 5596445), (45, 4477156), (59, 3414780), (60, 3357867), (61, 3302820), (90, 2238578), (118, 1707390), (122, 1651410), (177, 1138260), (180, 1119289), (183, 1100940), (236, 853695), (244, 825705), (295, 682956), (305, 660564), (311, 647820), (354, 569130), (366, 550470), (531, 379420), (549, 366980), (590, 341478), (610, 330282), (622, 323910), (708, 284565), (732, 275235), (885, 227652), (915, 220188), (933, 215940), (1062, 189710), (1098, 183490), (1180, 170739), (1220, 165141), (1244, 161955), (1555, 129564), (1770, 113826), (1830, 110094), (1866, 107970), (2124, 94855), (2196, 91745), (2655, 75884), (2745, 73396), (2799, 71980), (3110, 64782), (3540, 56913), (3599, 55980), (3660, 55047), (3732, 53985), (4665, 43188), (5310, 37942), (5490, 36698), (5598, 35990), (6220, 32391), (7198, 27990), (9330, 21594), (10620, 18971), (10797, 18660), (10980, 18349), (11196, 17995), (13995, 14396)]