19698240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 168

約数和(自身を含む): 67372992

約数和(自身を除く): 47674752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 71, 80, 85, 96, 102, 120, 136, 142, 160, 170, 192, 204, 213, 240, 255, 272, 284, 289, 320, 340, 355, 408, 426, 480, 510, 544, 568, 578, 680, 710, 816, 852, 867, 960, 1020, 1065, 1088, 1136, 1156, 1207, 1360, 1420, 1445, 1632, 1704, 1734, 2040, 2130, 2272, 2312, 2414, 2720, 2840, 2890, 3264, 3408, 3468, 3621, 4080, 4260, 4335, 4544, 4624, 4828, 5440, 5680, 5780, 6035, 6816, 6936, 7242, 8160, 8520, 8670, 9248, 9656, 11360, 11560, 12070, 13632, 13872, 14484, 16320, 17040, 17340, 18105, 18496, 19312, 20519, 22720, 23120, 24140, 27744, 28968, 34080, 34680, 36210, 38624, 41038, 46240, 48280, 55488, 57936, 61557, 68160, 69360, 72420, 77248, 82076, 92480, 96560, 102595, 115872, 123114, 138720, 144840, 164152, 193120, 205190, 231744, 246228, 277440, 289680, 307785, 328304, 386240, 410380, 492456, 579360, 615570, 656608, 820760, 984912, 1158720, 1231140, 1313216, 1641520, 1969824, 2462280, 3283040, 3939648, 4924560, 6566080, 9849120, 19698240]

約数ペア:

[(1, 19698240), (2, 9849120), (3, 6566080), (4, 4924560), (5, 3939648), (6, 3283040), (8, 2462280), (10, 1969824), (12, 1641520), (15, 1313216), (16, 1231140), (17, 1158720), (20, 984912), (24, 820760), (30, 656608), (32, 615570), (34, 579360), (40, 492456), (48, 410380), (51, 386240), (60, 328304), (64, 307785), (68, 289680), (71, 277440), (80, 246228), (85, 231744), (96, 205190), (102, 193120), (120, 164152), (136, 144840), (142, 138720), (160, 123114), (170, 115872), (192, 102595), (204, 96560), (213, 92480), (240, 82076), (255, 77248), (272, 72420), (284, 69360), (289, 68160), (320, 61557), (340, 57936), (355, 55488), (408, 48280), (426, 46240), (480, 41038), (510, 38624), (544, 36210), (568, 34680), (578, 34080), (680, 28968), (710, 27744), (816, 24140), (852, 23120), (867, 22720), (960, 20519), (1020, 19312), (1065, 18496), (1088, 18105), (1136, 17340), (1156, 17040), (1207, 16320), (1360, 14484), (1420, 13872), (1445, 13632), (1632, 12070), (1704, 11560), (1734, 11360), (2040, 9656), (2130, 9248), (2272, 8670), (2312, 8520), (2414, 8160), (2720, 7242), (2840, 6936), (2890, 6816), (3264, 6035), (3408, 5780), (3468, 5680), (3621, 5440), (4080, 4828), (4260, 4624), (4335, 4544)]