74567220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1990

約数の個数: 144

約数和(自身を含む): 261692928

約数和(自身を除く): 187125708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 1951, 2548, 2730, 2940, 3185, 3822, 3902, 5460, 5853, 6370, 7644, 7804, 9555, 9755, 11706, 12740, 13657, 19110, 19510, 23412, 25363, 27314, 29265, 38220, 39020, 40971, 50726, 54628, 58530, 68285, 76089, 81942, 95599, 101452, 117060, 126815, 136570, 152178, 163884, 177541, 191198, 204855, 253630, 273140, 286797, 304356, 355082, 380445, 382396, 409710, 477995, 507260, 532623, 573594, 710164, 760890, 819420, 887705, 955990, 1065246, 1147188, 1242787, 1433985, 1521780, 1775410, 1911980, 2130492, 2485574, 2663115, 2867970, 3550820, 3728361, 4971148, 5326230, 5735940, 6213935, 7456722, 10652460, 12427870, 14913444, 18641805, 24855740, 37283610, 74567220]

約数ペア:

[(1, 74567220), (2, 37283610), (3, 24855740), (4, 18641805), (5, 14913444), (6, 12427870), (7, 10652460), (10, 7456722), (12, 6213935), (13, 5735940), (14, 5326230), (15, 4971148), (20, 3728361), (21, 3550820), (26, 2867970), (28, 2663115), (30, 2485574), (35, 2130492), (39, 1911980), (42, 1775410), (49, 1521780), (52, 1433985), (60, 1242787), (65, 1147188), (70, 1065246), (78, 955990), (84, 887705), (91, 819420), (98, 760890), (105, 710164), (130, 573594), (140, 532623), (147, 507260), (156, 477995), (182, 409710), (195, 382396), (196, 380445), (210, 355082), (245, 304356), (260, 286797), (273, 273140), (294, 253630), (364, 204855), (390, 191198), (420, 177541), (455, 163884), (490, 152178), (546, 136570), (588, 126815), (637, 117060), (735, 101452), (780, 95599), (910, 81942), (980, 76089), (1092, 68285), (1274, 58530), (1365, 54628), (1470, 50726), (1820, 40971), (1911, 39020), (1951, 38220), (2548, 29265), (2730, 27314), (2940, 25363), (3185, 23412), (3822, 19510), (3902, 19110), (5460, 13657), (5853, 12740), (6370, 11706), (7644, 9755), (7804, 9555)]