20155824780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{3923}}^1$

素因数の和:4896

約数の個数: 192

約数和(自身を含む): 69551612928

約数和(自身を除く): 49395788148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 941, 1092, 1365, 1820, 1882, 2730, 2823, 3764, 3923, 4705, 5460, 5646, 6587, 7846, 9410, 11292, 11769, 12233, 13174, 14115, 15692, 18820, 19615, 19761, 23538, 24466, 26348, 27461, 28230, 32935, 36699, 39230, 39522, 47076, 48932, 50999, 54922, 56460, 58845, 61165, 65870, 73398, 78460, 79044, 82383, 85631, 98805, 101998, 109844, 117690, 122330, 131740, 137305, 146796, 152997, 164766, 171262, 183495, 197610, 203996, 235380, 244660, 254995, 256893, 274610, 305994, 329532, 342524, 356993, 366990, 395220, 411915, 428155, 509990, 513786, 549220, 611988, 713986, 733980, 764985, 823830, 856310, 1019980, 1027572, 1070979, 1284465, 1427972, 1529970, 1647660, 1712620, 1784965, 2141958, 2568930, 3059940, 3569930, 3691543, 4283916, 5137860, 5354895, 7139860, 7383086, 10709790, 11074629, 14766172, 18457715, 21419580, 22149258, 25840801, 36915430, 44298516, 47990059, 51681602, 55373145, 73830860, 77522403, 95980118, 103363204, 110746290, 129204005, 143970177, 155044806, 191960236, 221492580, 239950295, 258408010, 287940354, 310089612, 335930413, 387612015, 479900590, 516816020, 575880708, 671860826, 719850885, 775224030, 959801180, 1007791239, 1343721652, 1439701770, 1550448060, 1679652065, 2015582478, 2879403540, 3359304130, 4031164956, 5038956195, 6718608260, 10077912390, 20155824780]

約数ペア:

[(1, 20155824780), (2, 10077912390), (3, 6718608260), (4, 5038956195), (5, 4031164956), (6, 3359304130), (7, 2879403540), (10, 2015582478), (12, 1679652065), (13, 1550448060), (14, 1439701770), (15, 1343721652), (20, 1007791239), (21, 959801180), (26, 775224030), (28, 719850885), (30, 671860826), (35, 575880708), (39, 516816020), (42, 479900590), (52, 387612015), (60, 335930413), (65, 310089612), (70, 287940354), (78, 258408010), (84, 239950295), (91, 221492580), (105, 191960236), (130, 155044806), (140, 143970177), (156, 129204005), (182, 110746290), (195, 103363204), (210, 95980118), (260, 77522403), (273, 73830860), (364, 55373145), (390, 51681602), (420, 47990059), (455, 44298516), (546, 36915430), (780, 25840801), (910, 22149258), (941, 21419580), (1092, 18457715), (1365, 14766172), (1820, 11074629), (1882, 10709790), (2730, 7383086), (2823, 7139860), (3764, 5354895), (3923, 5137860), (4705, 4283916), (5460, 3691543), (5646, 3569930), (6587, 3059940), (7846, 2568930), (9410, 2141958), (11292, 1784965), (11769, 1712620), (12233, 1647660), (13174, 1529970), (14115, 1427972), (15692, 1284465), (18820, 1070979), (19615, 1027572), (19761, 1019980), (23538, 856310), (24466, 823830), (26348, 764985), (27461, 733980), (28230, 713986), (32935, 611988), (36699, 549220), (39230, 513786), (39522, 509990), (47076, 428155), (48932, 411915), (50999, 395220), (54922, 366990), (56460, 356993), (58845, 342524), (61165, 329532), (65870, 305994), (73398, 274610), (78460, 256893), (79044, 254995), (82383, 244660), (85631, 235380), (98805, 203996), (101998, 197610), (109844, 183495), (117690, 171262), (122330, 164766), (131740, 152997), (137305, 146796)]