83129940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 269068800

約数和(自身を除く): 185938860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 109, 114, 171, 180, 190, 218, 223, 228, 285, 327, 342, 380, 436, 446, 545, 570, 654, 669, 684, 855, 892, 981, 1090, 1115, 1140, 1308, 1338, 1635, 1710, 1962, 2007, 2071, 2180, 2230, 2676, 3270, 3345, 3420, 3924, 4014, 4142, 4237, 4460, 4905, 6213, 6540, 6690, 8028, 8284, 8474, 9810, 10035, 10355, 12426, 12711, 13380, 16948, 18639, 19620, 20070, 20710, 21185, 24307, 24852, 25422, 31065, 37278, 38133, 40140, 41420, 42370, 48614, 50844, 62130, 63555, 72921, 74556, 76266, 84740, 93195, 97228, 121535, 124260, 127110, 145842, 152532, 186390, 190665, 218763, 243070, 254220, 291684, 364605, 372780, 381330, 437526, 461833, 486140, 729210, 762660, 875052, 923666, 1093815, 1385499, 1458420, 1847332, 2187630, 2309165, 2770998, 4156497, 4375260, 4618330, 5541996, 6927495, 8312994, 9236660, 13854990, 16625988, 20782485, 27709980, 41564970, 83129940]

約数ペア:

[(1, 83129940), (2, 41564970), (3, 27709980), (4, 20782485), (5, 16625988), (6, 13854990), (9, 9236660), (10, 8312994), (12, 6927495), (15, 5541996), (18, 4618330), (19, 4375260), (20, 4156497), (30, 2770998), (36, 2309165), (38, 2187630), (45, 1847332), (57, 1458420), (60, 1385499), (76, 1093815), (90, 923666), (95, 875052), (109, 762660), (114, 729210), (171, 486140), (180, 461833), (190, 437526), (218, 381330), (223, 372780), (228, 364605), (285, 291684), (327, 254220), (342, 243070), (380, 218763), (436, 190665), (446, 186390), (545, 152532), (570, 145842), (654, 127110), (669, 124260), (684, 121535), (855, 97228), (892, 93195), (981, 84740), (1090, 76266), (1115, 74556), (1140, 72921), (1308, 63555), (1338, 62130), (1635, 50844), (1710, 48614), (1962, 42370), (2007, 41420), (2071, 40140), (2180, 38133), (2230, 37278), (2676, 31065), (3270, 25422), (3345, 24852), (3420, 24307), (3924, 21185), (4014, 20710), (4142, 20070), (4237, 19620), (4460, 18639), (4905, 16948), (6213, 13380), (6540, 12711), (6690, 12426), (8028, 10355), (8284, 10035), (8474, 9810)]