178494420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:674

約数の個数: 144

約数和(自身を含む): 560770560

約数和(自身を除く): 382276140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 169, 174, 195, 260, 290, 338, 348, 377, 390, 435, 507, 580, 607, 676, 754, 780, 845, 870, 1014, 1131, 1214, 1508, 1690, 1740, 1821, 1885, 2028, 2262, 2428, 2535, 3035, 3380, 3642, 3770, 4524, 4901, 5070, 5655, 6070, 7284, 7540, 7891, 9105, 9802, 10140, 11310, 12140, 14703, 15782, 17603, 18210, 19604, 22620, 23673, 24505, 29406, 31564, 35206, 36420, 39455, 47346, 49010, 52809, 58812, 70412, 73515, 78910, 88015, 94692, 98020, 102583, 105618, 118365, 147030, 157820, 176030, 205166, 211236, 228839, 236730, 264045, 294060, 307749, 352060, 410332, 457678, 473460, 512915, 528090, 615498, 686517, 915356, 1025830, 1056180, 1144195, 1230996, 1373034, 1538745, 2051660, 2288390, 2746068, 2974907, 3077490, 3432585, 4576780, 5949814, 6154980, 6865170, 8924721, 11899628, 13730340, 14874535, 17849442, 29749070, 35698884, 44623605, 59498140, 89247210, 178494420]

約数ペア:

[(1, 178494420), (2, 89247210), (3, 59498140), (4, 44623605), (5, 35698884), (6, 29749070), (10, 17849442), (12, 14874535), (13, 13730340), (15, 11899628), (20, 8924721), (26, 6865170), (29, 6154980), (30, 5949814), (39, 4576780), (52, 3432585), (58, 3077490), (60, 2974907), (65, 2746068), (78, 2288390), (87, 2051660), (116, 1538745), (130, 1373034), (145, 1230996), (156, 1144195), (169, 1056180), (174, 1025830), (195, 915356), (260, 686517), (290, 615498), (338, 528090), (348, 512915), (377, 473460), (390, 457678), (435, 410332), (507, 352060), (580, 307749), (607, 294060), (676, 264045), (754, 236730), (780, 228839), (845, 211236), (870, 205166), (1014, 176030), (1131, 157820), (1214, 147030), (1508, 118365), (1690, 105618), (1740, 102583), (1821, 98020), (1885, 94692), (2028, 88015), (2262, 78910), (2428, 73515), (2535, 70412), (3035, 58812), (3380, 52809), (3642, 49010), (3770, 47346), (4524, 39455), (4901, 36420), (5070, 35206), (5655, 31564), (6070, 29406), (7284, 24505), (7540, 23673), (7891, 22620), (9105, 19604), (9802, 18210), (10140, 17603), (11310, 15782), (12140, 14703)]