154693980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17539}}^1$

素因数の和:17568

約数の個数: 108

約数和(自身を含む): 545879880

約数和(自身を除く): 391185900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 17539, 35078, 52617, 70156, 87695, 105234, 122773, 157851, 175390, 210468, 245546, 263085, 315702, 350780, 368319, 491092, 526170, 613865, 631404, 736638, 789255, 859411, 1052340, 1104957, 1227730, 1473276, 1578510, 1718822, 1841595, 2209914, 2455460, 2578233, 3157020, 3437644, 3683190, 4297055, 4419828, 5156466, 5524785, 7366380, 7734699, 8594110, 10312932, 11049570, 12891165, 15469398, 17188220, 22099140, 25782330, 30938796, 38673495, 51564660, 77346990, 154693980]

約数ペア:

[(1, 154693980), (2, 77346990), (3, 51564660), (4, 38673495), (5, 30938796), (6, 25782330), (7, 22099140), (9, 17188220), (10, 15469398), (12, 12891165), (14, 11049570), (15, 10312932), (18, 8594110), (20, 7734699), (21, 7366380), (28, 5524785), (30, 5156466), (35, 4419828), (36, 4297055), (42, 3683190), (45, 3437644), (49, 3157020), (60, 2578233), (63, 2455460), (70, 2209914), (84, 1841595), (90, 1718822), (98, 1578510), (105, 1473276), (126, 1227730), (140, 1104957), (147, 1052340), (180, 859411), (196, 789255), (210, 736638), (245, 631404), (252, 613865), (294, 526170), (315, 491092), (420, 368319), (441, 350780), (490, 315702), (588, 263085), (630, 245546), (735, 210468), (882, 175390), (980, 157851), (1260, 122773), (1470, 105234), (1764, 87695), (2205, 70156), (2940, 52617), (4410, 35078), (8820, 17539)]