217737780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 192

約数和(自身を含む): 701084160

約数和(自身を除く): 483346380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 53, 60, 65, 69, 78, 92, 106, 115, 130, 138, 156, 159, 195, 212, 229, 230, 260, 265, 276, 299, 318, 345, 390, 458, 460, 530, 598, 636, 687, 689, 690, 780, 795, 897, 916, 1060, 1145, 1196, 1219, 1374, 1378, 1380, 1495, 1590, 1794, 2067, 2290, 2438, 2748, 2756, 2977, 2990, 3180, 3435, 3445, 3588, 3657, 4134, 4485, 4580, 4876, 5267, 5954, 5980, 6095, 6870, 6890, 7314, 8268, 8931, 8970, 10335, 10534, 11908, 12137, 12190, 13740, 13780, 14628, 14885, 15801, 15847, 17862, 17940, 18285, 20670, 21068, 24274, 24380, 26335, 29770, 31602, 31694, 35724, 36411, 36570, 41340, 44655, 47541, 48548, 52670, 59540, 60685, 63204, 63388, 68471, 72822, 73140, 79005, 79235, 89310, 95082, 105340, 121370, 136942, 145644, 157781, 158010, 158470, 178620, 182055, 190164, 205413, 237705, 242740, 273884, 279151, 315562, 316020, 316940, 342355, 364110, 410826, 473343, 475410, 558302, 631124, 684710, 728220, 788905, 821652, 837453, 946686, 950820, 1027065, 1116604, 1369420, 1395755, 1577810, 1674906, 1893372, 2054130, 2366715, 2791510, 3155620, 3349812, 3628963, 4108260, 4187265, 4733430, 5583020, 7257926, 8374530, 9466860, 10886889, 14515852, 16749060, 18144815, 21773778, 36289630, 43547556, 54434445, 72579260, 108868890, 217737780]

約数ペア:

[(1, 217737780), (2, 108868890), (3, 72579260), (4, 54434445), (5, 43547556), (6, 36289630), (10, 21773778), (12, 18144815), (13, 16749060), (15, 14515852), (20, 10886889), (23, 9466860), (26, 8374530), (30, 7257926), (39, 5583020), (46, 4733430), (52, 4187265), (53, 4108260), (60, 3628963), (65, 3349812), (69, 3155620), (78, 2791510), (92, 2366715), (106, 2054130), (115, 1893372), (130, 1674906), (138, 1577810), (156, 1395755), (159, 1369420), (195, 1116604), (212, 1027065), (229, 950820), (230, 946686), (260, 837453), (265, 821652), (276, 788905), (299, 728220), (318, 684710), (345, 631124), (390, 558302), (458, 475410), (460, 473343), (530, 410826), (598, 364110), (636, 342355), (687, 316940), (689, 316020), (690, 315562), (780, 279151), (795, 273884), (897, 242740), (916, 237705), (1060, 205413), (1145, 190164), (1196, 182055), (1219, 178620), (1374, 158470), (1378, 158010), (1380, 157781), (1495, 145644), (1590, 136942), (1794, 121370), (2067, 105340), (2290, 95082), (2438, 89310), (2748, 79235), (2756, 79005), (2977, 73140), (2990, 72822), (3180, 68471), (3435, 63388), (3445, 63204), (3588, 60685), (3657, 59540), (4134, 52670), (4485, 48548), (4580, 47541), (4876, 44655), (5267, 41340), (5954, 36570), (5980, 36411), (6095, 35724), (6870, 31694), (6890, 31602), (7314, 29770), (8268, 26335), (8931, 24380), (8970, 24274), (10335, 21068), (10534, 20670), (11908, 18285), (12137, 17940), (12190, 17862), (13740, 15847), (13780, 15801), (14628, 14885)]