189749040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1087

約数の個数: 160

約数和(自身を含む): 644500416

約数和(自身を除く): 454751376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 997, 1040, 1220, 1464, 1560, 1586, 1830, 1994, 2379, 2440, 2928, 2991, 3120, 3172, 3660, 3965, 3988, 4758, 4880, 4985, 5982, 6344, 7320, 7930, 7976, 9516, 9970, 11895, 11964, 12688, 12961, 14640, 14955, 15860, 15952, 19032, 19940, 23790, 23928, 25922, 29910, 31720, 38064, 38883, 39880, 47580, 47856, 51844, 59820, 60817, 63440, 64805, 77766, 79760, 95160, 103688, 119640, 121634, 129610, 155532, 182451, 190320, 194415, 207376, 239280, 243268, 259220, 304085, 311064, 364902, 388830, 486536, 518440, 608170, 622128, 729804, 777660, 790621, 912255, 973072, 1036880, 1216340, 1459608, 1555320, 1581242, 1824510, 2371863, 2432680, 2919216, 3110640, 3162484, 3649020, 3953105, 4743726, 4865360, 6324968, 7298040, 7906210, 9487452, 11859315, 12649936, 14596080, 15812420, 18974904, 23718630, 31624840, 37949808, 47437260, 63249680, 94874520, 189749040]

約数ペア:

[(1, 189749040), (2, 94874520), (3, 63249680), (4, 47437260), (5, 37949808), (6, 31624840), (8, 23718630), (10, 18974904), (12, 15812420), (13, 14596080), (15, 12649936), (16, 11859315), (20, 9487452), (24, 7906210), (26, 7298040), (30, 6324968), (39, 4865360), (40, 4743726), (48, 3953105), (52, 3649020), (60, 3162484), (61, 3110640), (65, 2919216), (78, 2432680), (80, 2371863), (104, 1824510), (120, 1581242), (122, 1555320), (130, 1459608), (156, 1216340), (183, 1036880), (195, 973072), (208, 912255), (240, 790621), (244, 777660), (260, 729804), (305, 622128), (312, 608170), (366, 518440), (390, 486536), (488, 388830), (520, 364902), (610, 311064), (624, 304085), (732, 259220), (780, 243268), (793, 239280), (915, 207376), (976, 194415), (997, 190320), (1040, 182451), (1220, 155532), (1464, 129610), (1560, 121634), (1586, 119640), (1830, 103688), (1994, 95160), (2379, 79760), (2440, 77766), (2928, 64805), (2991, 63440), (3120, 60817), (3172, 59820), (3660, 51844), (3965, 47856), (3988, 47580), (4758, 39880), (4880, 38883), (4985, 38064), (5982, 31720), (6344, 29910), (7320, 25922), (7930, 23928), (7976, 23790), (9516, 19940), (9970, 19032), (11895, 15952), (11964, 15860), (12688, 14955), (12961, 14640)]