210967740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:630

約数の個数: 144

約数和(自身を含む): 672916608

約数和(自身を除く): 461948868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 83, 90, 108, 135, 162, 166, 180, 243, 249, 270, 324, 332, 405, 415, 486, 498, 523, 540, 747, 810, 830, 972, 996, 1046, 1215, 1245, 1494, 1569, 1620, 1660, 2092, 2241, 2430, 2490, 2615, 2988, 3138, 3735, 4482, 4707, 4860, 4980, 5230, 6276, 6723, 7470, 7845, 8964, 9414, 10460, 11205, 13446, 14121, 14940, 15690, 18828, 20169, 22410, 23535, 26892, 28242, 31380, 33615, 40338, 42363, 43409, 44820, 47070, 56484, 67230, 70605, 80676, 84726, 86818, 94140, 100845, 127089, 130227, 134460, 141210, 169452, 173636, 201690, 211815, 217045, 254178, 260454, 282420, 390681, 403380, 423630, 434090, 508356, 520908, 635445, 651135, 781362, 847260, 868180, 1172043, 1270890, 1302270, 1562724, 1953405, 2344086, 2541780, 2604540, 3516129, 3906810, 4688172, 5860215, 7032258, 7813620, 10548387, 11720430, 14064516, 17580645, 21096774, 23440860, 35161290, 42193548, 52741935, 70322580, 105483870, 210967740]

約数ペア:

[(1, 210967740), (2, 105483870), (3, 70322580), (4, 52741935), (5, 42193548), (6, 35161290), (9, 23440860), (10, 21096774), (12, 17580645), (15, 14064516), (18, 11720430), (20, 10548387), (27, 7813620), (30, 7032258), (36, 5860215), (45, 4688172), (54, 3906810), (60, 3516129), (81, 2604540), (83, 2541780), (90, 2344086), (108, 1953405), (135, 1562724), (162, 1302270), (166, 1270890), (180, 1172043), (243, 868180), (249, 847260), (270, 781362), (324, 651135), (332, 635445), (405, 520908), (415, 508356), (486, 434090), (498, 423630), (523, 403380), (540, 390681), (747, 282420), (810, 260454), (830, 254178), (972, 217045), (996, 211815), (1046, 201690), (1215, 173636), (1245, 169452), (1494, 141210), (1569, 134460), (1620, 130227), (1660, 127089), (2092, 100845), (2241, 94140), (2430, 86818), (2490, 84726), (2615, 80676), (2988, 70605), (3138, 67230), (3735, 56484), (4482, 47070), (4707, 44820), (4860, 43409), (4980, 42363), (5230, 40338), (6276, 33615), (6723, 31380), (7470, 28242), (7845, 26892), (8964, 23535), (9414, 22410), (10460, 20169), (11205, 18828), (13446, 15690), (14121, 14940)]