407230180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 1088640000

約数和(自身を除く): 681409820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 49, 58, 70, 89, 92, 98, 115, 116, 140, 145, 161, 178, 196, 203, 230, 245, 290, 322, 343, 356, 406, 445, 460, 490, 580, 623, 644, 667, 686, 805, 812, 890, 980, 1015, 1127, 1246, 1334, 1372, 1421, 1610, 1715, 1780, 2030, 2047, 2254, 2492, 2581, 2668, 2842, 3115, 3220, 3335, 3430, 4060, 4094, 4361, 4508, 4669, 5162, 5635, 5684, 6230, 6670, 6860, 7105, 7889, 8188, 8722, 9338, 9947, 10235, 10324, 11270, 12460, 12905, 13340, 14210, 14329, 15778, 17444, 18067, 18676, 19894, 20470, 21805, 22540, 23345, 25810, 28420, 28658, 30527, 31556, 32683, 36134, 39445, 39788, 40940, 43610, 46690, 49735, 51620, 57316, 59363, 61054, 65366, 71645, 72268, 78890, 87220, 90335, 93380, 99470, 100303, 118726, 122108, 126469, 130732, 143290, 152635, 157780, 163415, 180670, 198940, 200606, 228781, 237452, 252938, 286580, 296815, 305270, 326830, 361340, 401212, 415541, 457562, 501515, 505876, 593630, 610540, 632345, 653660, 702121, 831082, 885283, 915124, 1003030, 1143905, 1187260, 1264690, 1404242, 1662164, 1770566, 2006060, 2077705, 2287810, 2529380, 2808484, 2908787, 3510605, 3541132, 4155410, 4426415, 4575620, 5817574, 7021210, 8310820, 8852830, 11635148, 14042420, 14543935, 17705660, 20361509, 29087870, 40723018, 58175740, 81446036, 101807545, 203615090, 407230180]

約数ペア:

[(1, 407230180), (2, 203615090), (4, 101807545), (5, 81446036), (7, 58175740), (10, 40723018), (14, 29087870), (20, 20361509), (23, 17705660), (28, 14543935), (29, 14042420), (35, 11635148), (46, 8852830), (49, 8310820), (58, 7021210), (70, 5817574), (89, 4575620), (92, 4426415), (98, 4155410), (115, 3541132), (116, 3510605), (140, 2908787), (145, 2808484), (161, 2529380), (178, 2287810), (196, 2077705), (203, 2006060), (230, 1770566), (245, 1662164), (290, 1404242), (322, 1264690), (343, 1187260), (356, 1143905), (406, 1003030), (445, 915124), (460, 885283), (490, 831082), (580, 702121), (623, 653660), (644, 632345), (667, 610540), (686, 593630), (805, 505876), (812, 501515), (890, 457562), (980, 415541), (1015, 401212), (1127, 361340), (1246, 326830), (1334, 305270), (1372, 296815), (1421, 286580), (1610, 252938), (1715, 237452), (1780, 228781), (2030, 200606), (2047, 198940), (2254, 180670), (2492, 163415), (2581, 157780), (2668, 152635), (2842, 143290), (3115, 130732), (3220, 126469), (3335, 122108), (3430, 118726), (4060, 100303), (4094, 99470), (4361, 93380), (4508, 90335), (4669, 87220), (5162, 78890), (5635, 72268), (5684, 71645), (6230, 65366), (6670, 61054), (6860, 59363), (7105, 57316), (7889, 51620), (8188, 49735), (8722, 46690), (9338, 43610), (9947, 40940), (10235, 39788), (10324, 39445), (11270, 36134), (12460, 32683), (12905, 31556), (13340, 30527), (14210, 28658), (14329, 28420), (15778, 25810), (17444, 23345), (18067, 22540), (18676, 21805), (19894, 20470)]