38397840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 132658176

約数和(自身を除く): 94260336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 397, 403, 465, 496, 520, 620, 624, 744, 780, 794, 806, 930, 1040, 1191, 1209, 1240, 1488, 1560, 1588, 1612, 1860, 1985, 2015, 2382, 2418, 2480, 3120, 3176, 3224, 3720, 3970, 4030, 4764, 4836, 5161, 5955, 6045, 6352, 6448, 7440, 7940, 8060, 9528, 9672, 10322, 11910, 12090, 12307, 15483, 15880, 16120, 19056, 19344, 20644, 23820, 24180, 24614, 25805, 30966, 31760, 32240, 36921, 41288, 47640, 48360, 49228, 51610, 61535, 61932, 73842, 77415, 82576, 95280, 96720, 98456, 103220, 123070, 123864, 147684, 154830, 159991, 184605, 196912, 206440, 246140, 247728, 295368, 309660, 319982, 369210, 412880, 479973, 492280, 590736, 619320, 639964, 738420, 799955, 959946, 984560, 1238640, 1279928, 1476840, 1599910, 1919892, 2399865, 2559856, 2953680, 3199820, 3839784, 4799730, 6399640, 7679568, 9599460, 12799280, 19198920, 38397840]

約数ペア:

[(1, 38397840), (2, 19198920), (3, 12799280), (4, 9599460), (5, 7679568), (6, 6399640), (8, 4799730), (10, 3839784), (12, 3199820), (13, 2953680), (15, 2559856), (16, 2399865), (20, 1919892), (24, 1599910), (26, 1476840), (30, 1279928), (31, 1238640), (39, 984560), (40, 959946), (48, 799955), (52, 738420), (60, 639964), (62, 619320), (65, 590736), (78, 492280), (80, 479973), (93, 412880), (104, 369210), (120, 319982), (124, 309660), (130, 295368), (155, 247728), (156, 246140), (186, 206440), (195, 196912), (208, 184605), (240, 159991), (248, 154830), (260, 147684), (310, 123864), (312, 123070), (372, 103220), (390, 98456), (397, 96720), (403, 95280), (465, 82576), (496, 77415), (520, 73842), (620, 61932), (624, 61535), (744, 51610), (780, 49228), (794, 48360), (806, 47640), (930, 41288), (1040, 36921), (1191, 32240), (1209, 31760), (1240, 30966), (1488, 25805), (1560, 24614), (1588, 24180), (1612, 23820), (1860, 20644), (1985, 19344), (2015, 19056), (2382, 16120), (2418, 15880), (2480, 15483), (3120, 12307), (3176, 12090), (3224, 11910), (3720, 10322), (3970, 9672), (4030, 9528), (4764, 8060), (4836, 7940), (5161, 7440), (5955, 6448), (6045, 6352)]