87159420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 283832640

約数和(自身を除く): 196673220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 37, 45, 46, 60, 69, 74, 90, 92, 111, 115, 138, 148, 180, 185, 207, 222, 230, 276, 333, 345, 370, 414, 444, 460, 555, 569, 666, 690, 740, 828, 851, 1035, 1110, 1138, 1332, 1380, 1665, 1702, 1707, 2070, 2220, 2276, 2553, 2845, 3330, 3404, 3414, 4140, 4255, 5106, 5121, 5690, 6660, 6828, 7659, 8510, 8535, 10212, 10242, 11380, 12765, 13087, 15318, 17020, 17070, 20484, 21053, 25530, 25605, 26174, 30636, 34140, 38295, 39261, 42106, 51060, 51210, 52348, 63159, 65435, 76590, 78522, 84212, 102420, 105265, 117783, 126318, 130870, 153180, 157044, 189477, 196305, 210530, 235566, 252636, 261740, 315795, 378954, 392610, 421060, 471132, 484219, 588915, 631590, 757908, 785220, 947385, 968438, 1177830, 1263180, 1452657, 1894770, 1936876, 2355660, 2421095, 2905314, 3789540, 4357971, 4842190, 5810628, 7263285, 8715942, 9684380, 14526570, 17431884, 21789855, 29053140, 43579710, 87159420]

約数ペア:

[(1, 87159420), (2, 43579710), (3, 29053140), (4, 21789855), (5, 17431884), (6, 14526570), (9, 9684380), (10, 8715942), (12, 7263285), (15, 5810628), (18, 4842190), (20, 4357971), (23, 3789540), (30, 2905314), (36, 2421095), (37, 2355660), (45, 1936876), (46, 1894770), (60, 1452657), (69, 1263180), (74, 1177830), (90, 968438), (92, 947385), (111, 785220), (115, 757908), (138, 631590), (148, 588915), (180, 484219), (185, 471132), (207, 421060), (222, 392610), (230, 378954), (276, 315795), (333, 261740), (345, 252636), (370, 235566), (414, 210530), (444, 196305), (460, 189477), (555, 157044), (569, 153180), (666, 130870), (690, 126318), (740, 117783), (828, 105265), (851, 102420), (1035, 84212), (1110, 78522), (1138, 76590), (1332, 65435), (1380, 63159), (1665, 52348), (1702, 51210), (1707, 51060), (2070, 42106), (2220, 39261), (2276, 38295), (2553, 34140), (2845, 30636), (3330, 26174), (3404, 25605), (3414, 25530), (4140, 21053), (4255, 20484), (5106, 17070), (5121, 17020), (5690, 15318), (6660, 13087), (6828, 12765), (7659, 11380), (8510, 10242), (8535, 10212)]