18546060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 59028480

約数和(自身を除く): 40482420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 59, 60, 62, 65, 78, 93, 118, 124, 130, 155, 156, 169, 177, 186, 195, 236, 260, 295, 310, 338, 354, 372, 390, 403, 465, 507, 590, 620, 676, 708, 767, 780, 806, 845, 885, 930, 1014, 1180, 1209, 1534, 1612, 1690, 1770, 1829, 1860, 2015, 2028, 2301, 2418, 2535, 3068, 3380, 3540, 3658, 3835, 4030, 4602, 4836, 5070, 5239, 5487, 6045, 7316, 7670, 8060, 9145, 9204, 9971, 10140, 10478, 10974, 11505, 12090, 15340, 15717, 18290, 19942, 20956, 21948, 23010, 23777, 24180, 26195, 27435, 29913, 31434, 36580, 39884, 46020, 47554, 49855, 52390, 54870, 59826, 62868, 71331, 78585, 95108, 99710, 104780, 109740, 118885, 119652, 142662, 149565, 157170, 199420, 237770, 285324, 299130, 309101, 314340, 356655, 475540, 598260, 618202, 713310, 927303, 1236404, 1426620, 1545505, 1854606, 3091010, 3709212, 4636515, 6182020, 9273030, 18546060]

約数ペア:

[(1, 18546060), (2, 9273030), (3, 6182020), (4, 4636515), (5, 3709212), (6, 3091010), (10, 1854606), (12, 1545505), (13, 1426620), (15, 1236404), (20, 927303), (26, 713310), (30, 618202), (31, 598260), (39, 475540), (52, 356655), (59, 314340), (60, 309101), (62, 299130), (65, 285324), (78, 237770), (93, 199420), (118, 157170), (124, 149565), (130, 142662), (155, 119652), (156, 118885), (169, 109740), (177, 104780), (186, 99710), (195, 95108), (236, 78585), (260, 71331), (295, 62868), (310, 59826), (338, 54870), (354, 52390), (372, 49855), (390, 47554), (403, 46020), (465, 39884), (507, 36580), (590, 31434), (620, 29913), (676, 27435), (708, 26195), (767, 24180), (780, 23777), (806, 23010), (845, 21948), (885, 20956), (930, 19942), (1014, 18290), (1180, 15717), (1209, 15340), (1534, 12090), (1612, 11505), (1690, 10974), (1770, 10478), (1829, 10140), (1860, 9971), (2015, 9204), (2028, 9145), (2301, 8060), (2418, 7670), (2535, 7316), (3068, 6045), (3380, 5487), (3540, 5239), (3658, 5070), (3835, 4836), (4030, 4602)]