198516560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 548536320

約数和(自身を除く): 350019760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 80, 88, 95, 110, 124, 152, 155, 176, 190, 209, 220, 248, 304, 310, 341, 380, 383, 418, 440, 496, 589, 620, 682, 760, 766, 836, 880, 1045, 1178, 1240, 1364, 1520, 1532, 1672, 1705, 1915, 2090, 2356, 2480, 2728, 2945, 3064, 3344, 3410, 3830, 4180, 4213, 4712, 5456, 5890, 6128, 6479, 6820, 7277, 7660, 8360, 8426, 9424, 11780, 11873, 12958, 13640, 14554, 15320, 16720, 16852, 21065, 23560, 23746, 25916, 27280, 29108, 30640, 32395, 33704, 36385, 42130, 47120, 47492, 51832, 58216, 59365, 64790, 67408, 72770, 80047, 84260, 94984, 103664, 116432, 118730, 129580, 130603, 145540, 160094, 168520, 189968, 225587, 237460, 259160, 261206, 291080, 320188, 337040, 400235, 451174, 474920, 518320, 522412, 582160, 640376, 653015, 800470, 902348, 949840, 1044824, 1127935, 1280752, 1306030, 1600940, 1804696, 2089648, 2255870, 2481457, 2612060, 3201880, 3609392, 4511740, 4962914, 5224120, 6403760, 9023480, 9925828, 10448240, 12407285, 18046960, 19851656, 24814570, 39703312, 49629140, 99258280, 198516560]

約数ペア:

[(1, 198516560), (2, 99258280), (4, 49629140), (5, 39703312), (8, 24814570), (10, 19851656), (11, 18046960), (16, 12407285), (19, 10448240), (20, 9925828), (22, 9023480), (31, 6403760), (38, 5224120), (40, 4962914), (44, 4511740), (55, 3609392), (62, 3201880), (76, 2612060), (80, 2481457), (88, 2255870), (95, 2089648), (110, 1804696), (124, 1600940), (152, 1306030), (155, 1280752), (176, 1127935), (190, 1044824), (209, 949840), (220, 902348), (248, 800470), (304, 653015), (310, 640376), (341, 582160), (380, 522412), (383, 518320), (418, 474920), (440, 451174), (496, 400235), (589, 337040), (620, 320188), (682, 291080), (760, 261206), (766, 259160), (836, 237460), (880, 225587), (1045, 189968), (1178, 168520), (1240, 160094), (1364, 145540), (1520, 130603), (1532, 129580), (1672, 118730), (1705, 116432), (1915, 103664), (2090, 94984), (2356, 84260), (2480, 80047), (2728, 72770), (2945, 67408), (3064, 64790), (3344, 59365), (3410, 58216), (3830, 51832), (4180, 47492), (4213, 47120), (4712, 42130), (5456, 36385), (5890, 33704), (6128, 32395), (6479, 30640), (6820, 29108), (7277, 27280), (7660, 25916), (8360, 23746), (8426, 23560), (9424, 21065), (11780, 16852), (11873, 16720), (12958, 15320), (13640, 14554)]