947486540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6761}}^1$

素因数の和:6808

約数の個数: 144

約数和(自身を含む): 2719622304

約数和(自身を除く): 1772135764

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 286, 308, 364, 385, 455, 490, 539, 572, 637, 715, 770, 910, 980, 1001, 1078, 1274, 1430, 1540, 1820, 2002, 2156, 2548, 2695, 2860, 3185, 4004, 5005, 5390, 6370, 6761, 7007, 10010, 10780, 12740, 13522, 14014, 20020, 27044, 28028, 33805, 35035, 47327, 67610, 70070, 74371, 87893, 94654, 135220, 140140, 148742, 175786, 189308, 236635, 297484, 331289, 351572, 371855, 439465, 473270, 520597, 615251, 662578, 743710, 878930, 946540, 966823, 1041194, 1230502, 1325156, 1487420, 1656445, 1757860, 1933646, 2082388, 2461004, 2602985, 3076255, 3312890, 3644179, 3867292, 4306757, 4834115, 5205970, 6152510, 6625780, 6767761, 7288358, 8613514, 9668230, 10411940, 12305020, 13535522, 14576716, 17227028, 18220895, 19336460, 21533785, 27071044, 33838805, 36441790, 43067570, 47374327, 67677610, 72883580, 86135140, 94748654, 135355220, 189497308, 236871635, 473743270, 947486540]

約数ペア:

[(1, 947486540), (2, 473743270), (4, 236871635), (5, 189497308), (7, 135355220), (10, 94748654), (11, 86135140), (13, 72883580), (14, 67677610), (20, 47374327), (22, 43067570), (26, 36441790), (28, 33838805), (35, 27071044), (44, 21533785), (49, 19336460), (52, 18220895), (55, 17227028), (65, 14576716), (70, 13535522), (77, 12305020), (91, 10411940), (98, 9668230), (110, 8613514), (130, 7288358), (140, 6767761), (143, 6625780), (154, 6152510), (182, 5205970), (196, 4834115), (220, 4306757), (245, 3867292), (260, 3644179), (286, 3312890), (308, 3076255), (364, 2602985), (385, 2461004), (455, 2082388), (490, 1933646), (539, 1757860), (572, 1656445), (637, 1487420), (715, 1325156), (770, 1230502), (910, 1041194), (980, 966823), (1001, 946540), (1078, 878930), (1274, 743710), (1430, 662578), (1540, 615251), (1820, 520597), (2002, 473270), (2156, 439465), (2548, 371855), (2695, 351572), (2860, 331289), (3185, 297484), (4004, 236635), (5005, 189308), (5390, 175786), (6370, 148742), (6761, 140140), (7007, 135220), (10010, 94654), (10780, 87893), (12740, 74371), (13522, 70070), (14014, 67610), (20020, 47327), (27044, 35035), (28028, 33805)]