31136820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 108380160

約数和(自身を除く): 77243340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 19, 20, 22, 26, 30, 33, 38, 39, 44, 52, 55, 57, 60, 65, 66, 76, 78, 95, 110, 114, 130, 132, 143, 156, 165, 190, 191, 195, 209, 220, 228, 247, 260, 285, 286, 330, 380, 382, 390, 418, 429, 494, 570, 572, 573, 627, 660, 715, 741, 764, 780, 836, 858, 955, 988, 1045, 1140, 1146, 1235, 1254, 1430, 1482, 1716, 1910, 2090, 2101, 2145, 2292, 2470, 2483, 2508, 2717, 2860, 2865, 2964, 3135, 3629, 3705, 3820, 4180, 4202, 4290, 4940, 4966, 5434, 5730, 6270, 6303, 7258, 7410, 7449, 8151, 8404, 8580, 9932, 10505, 10868, 10887, 11460, 12415, 12540, 12606, 13585, 14516, 14820, 14898, 16302, 18145, 21010, 21774, 24830, 25212, 27170, 27313, 29796, 31515, 32604, 36290, 37245, 39919, 40755, 42020, 43548, 47177, 49660, 54340, 54435, 54626, 63030, 72580, 74490, 79838, 81510, 81939, 94354, 108870, 109252, 119757, 126060, 136565, 141531, 148980, 159676, 163020, 163878, 188708, 199595, 217740, 235885, 239514, 273130, 283062, 327756, 399190, 409695, 471770, 479028, 518947, 546260, 566124, 598785, 707655, 798380, 819390, 943540, 1037894, 1197570, 1415310, 1556841, 1638780, 2075788, 2395140, 2594735, 2830620, 3113682, 5189470, 6227364, 7784205, 10378940, 15568410, 31136820]

約数ペア:

[(1, 31136820), (2, 15568410), (3, 10378940), (4, 7784205), (5, 6227364), (6, 5189470), (10, 3113682), (11, 2830620), (12, 2594735), (13, 2395140), (15, 2075788), (19, 1638780), (20, 1556841), (22, 1415310), (26, 1197570), (30, 1037894), (33, 943540), (38, 819390), (39, 798380), (44, 707655), (52, 598785), (55, 566124), (57, 546260), (60, 518947), (65, 479028), (66, 471770), (76, 409695), (78, 399190), (95, 327756), (110, 283062), (114, 273130), (130, 239514), (132, 235885), (143, 217740), (156, 199595), (165, 188708), (190, 163878), (191, 163020), (195, 159676), (209, 148980), (220, 141531), (228, 136565), (247, 126060), (260, 119757), (285, 109252), (286, 108870), (330, 94354), (380, 81939), (382, 81510), (390, 79838), (418, 74490), (429, 72580), (494, 63030), (570, 54626), (572, 54435), (573, 54340), (627, 49660), (660, 47177), (715, 43548), (741, 42020), (764, 40755), (780, 39919), (836, 37245), (858, 36290), (955, 32604), (988, 31515), (1045, 29796), (1140, 27313), (1146, 27170), (1235, 25212), (1254, 24830), (1430, 21774), (1482, 21010), (1716, 18145), (1910, 16302), (2090, 14898), (2101, 14820), (2145, 14516), (2292, 13585), (2470, 12606), (2483, 12540), (2508, 12415), (2717, 11460), (2860, 10887), (2865, 10868), (2964, 10505), (3135, 9932), (3629, 8580), (3705, 8404), (3820, 8151), (4180, 7449), (4202, 7410), (4290, 7258), (4940, 6303), (4966, 6270), (5434, 5730)]