42172830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 130285584

約数和(自身を除く): 88112754

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 73, 90, 98, 105, 126, 131, 146, 147, 210, 219, 245, 262, 294, 315, 365, 393, 438, 441, 490, 511, 630, 655, 657, 730, 735, 786, 882, 917, 1022, 1095, 1179, 1310, 1314, 1470, 1533, 1834, 1965, 2190, 2205, 2358, 2555, 2751, 3066, 3285, 3577, 3930, 4410, 4585, 4599, 5110, 5502, 5895, 6419, 6570, 7154, 7665, 8253, 9170, 9198, 9563, 10731, 11790, 12838, 13755, 15330, 16506, 17885, 19126, 19257, 21462, 22995, 27510, 28689, 32095, 32193, 35770, 38514, 41265, 45990, 47815, 53655, 57378, 57771, 64190, 64386, 66941, 82530, 86067, 95630, 96285, 107310, 115542, 133882, 143445, 160965, 172134, 192570, 200823, 286890, 288855, 321930, 334705, 401646, 430335, 468587, 577710, 602469, 669410, 860670, 937174, 1004115, 1204938, 1405761, 2008230, 2342935, 2811522, 3012345, 4217283, 4685870, 6024690, 7028805, 8434566, 14057610, 21086415, 42172830]

約数ペア:

[(1, 42172830), (2, 21086415), (3, 14057610), (5, 8434566), (6, 7028805), (7, 6024690), (9, 4685870), (10, 4217283), (14, 3012345), (15, 2811522), (18, 2342935), (21, 2008230), (30, 1405761), (35, 1204938), (42, 1004115), (45, 937174), (49, 860670), (63, 669410), (70, 602469), (73, 577710), (90, 468587), (98, 430335), (105, 401646), (126, 334705), (131, 321930), (146, 288855), (147, 286890), (210, 200823), (219, 192570), (245, 172134), (262, 160965), (294, 143445), (315, 133882), (365, 115542), (393, 107310), (438, 96285), (441, 95630), (490, 86067), (511, 82530), (630, 66941), (655, 64386), (657, 64190), (730, 57771), (735, 57378), (786, 53655), (882, 47815), (917, 45990), (1022, 41265), (1095, 38514), (1179, 35770), (1310, 32193), (1314, 32095), (1470, 28689), (1533, 27510), (1834, 22995), (1965, 21462), (2190, 19257), (2205, 19126), (2358, 17885), (2555, 16506), (2751, 15330), (3066, 13755), (3285, 12838), (3577, 11790), (3930, 10731), (4410, 9563), (4585, 9198), (4599, 9170), (5110, 8253), (5502, 7665), (5895, 7154), (6419, 6570)]