8613220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 144

約数和(自身を含む): 24820992

約数和(自身を除く): 16207772

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 47, 49, 55, 68, 70, 77, 85, 94, 98, 110, 119, 140, 154, 170, 187, 188, 196, 220, 235, 238, 245, 308, 329, 340, 374, 385, 470, 476, 490, 517, 539, 595, 658, 748, 770, 799, 833, 935, 940, 980, 1034, 1078, 1190, 1309, 1316, 1540, 1598, 1645, 1666, 1870, 2068, 2156, 2303, 2380, 2585, 2618, 2695, 3196, 3290, 3332, 3619, 3740, 3995, 4165, 4606, 5170, 5236, 5390, 5593, 6545, 6580, 7238, 7990, 8330, 8789, 9163, 9212, 10340, 10780, 11186, 11515, 13090, 14476, 15980, 16660, 17578, 18095, 18326, 22372, 23030, 25333, 26180, 27965, 35156, 36190, 36652, 39151, 43945, 45815, 46060, 50666, 55930, 61523, 72380, 78302, 87890, 91630, 101332, 111860, 123046, 126665, 156604, 175780, 183260, 195755, 246092, 253330, 307615, 391510, 430661, 506660, 615230, 783020, 861322, 1230460, 1722644, 2153305, 4306610, 8613220]

約数ペア:

[(1, 8613220), (2, 4306610), (4, 2153305), (5, 1722644), (7, 1230460), (10, 861322), (11, 783020), (14, 615230), (17, 506660), (20, 430661), (22, 391510), (28, 307615), (34, 253330), (35, 246092), (44, 195755), (47, 183260), (49, 175780), (55, 156604), (68, 126665), (70, 123046), (77, 111860), (85, 101332), (94, 91630), (98, 87890), (110, 78302), (119, 72380), (140, 61523), (154, 55930), (170, 50666), (187, 46060), (188, 45815), (196, 43945), (220, 39151), (235, 36652), (238, 36190), (245, 35156), (308, 27965), (329, 26180), (340, 25333), (374, 23030), (385, 22372), (470, 18326), (476, 18095), (490, 17578), (517, 16660), (539, 15980), (595, 14476), (658, 13090), (748, 11515), (770, 11186), (799, 10780), (833, 10340), (935, 9212), (940, 9163), (980, 8789), (1034, 8330), (1078, 7990), (1190, 7238), (1309, 6580), (1316, 6545), (1540, 5593), (1598, 5390), (1645, 5236), (1666, 5170), (1870, 4606), (2068, 4165), (2156, 3995), (2303, 3740), (2380, 3619), (2585, 3332), (2618, 3290), (2695, 3196)]