20150496

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 61746048

約数和(自身を除く): 41595552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 37, 48, 61, 62, 72, 74, 93, 96, 111, 122, 124, 144, 148, 183, 186, 222, 244, 248, 279, 288, 296, 333, 366, 372, 444, 488, 496, 549, 558, 592, 666, 732, 744, 888, 976, 992, 1098, 1116, 1147, 1184, 1332, 1464, 1488, 1776, 1891, 1952, 2196, 2232, 2257, 2294, 2664, 2928, 2976, 3441, 3552, 3782, 4392, 4464, 4514, 4588, 5328, 5673, 5856, 6771, 6882, 7564, 8784, 8928, 9028, 9176, 10323, 10656, 11346, 13542, 13764, 15128, 17019, 17568, 18056, 18352, 20313, 20646, 22692, 27084, 27528, 30256, 34038, 36112, 36704, 40626, 41292, 45384, 54168, 55056, 60512, 68076, 69967, 72224, 81252, 82584, 90768, 108336, 110112, 136152, 139934, 162504, 165168, 181536, 209901, 216672, 272304, 279868, 325008, 330336, 419802, 544608, 559736, 629703, 650016, 839604, 1119472, 1259406, 1679208, 2238944, 2518812, 3358416, 5037624, 6716832, 10075248, 20150496]

約数ペア:

[(1, 20150496), (2, 10075248), (3, 6716832), (4, 5037624), (6, 3358416), (8, 2518812), (9, 2238944), (12, 1679208), (16, 1259406), (18, 1119472), (24, 839604), (31, 650016), (32, 629703), (36, 559736), (37, 544608), (48, 419802), (61, 330336), (62, 325008), (72, 279868), (74, 272304), (93, 216672), (96, 209901), (111, 181536), (122, 165168), (124, 162504), (144, 139934), (148, 136152), (183, 110112), (186, 108336), (222, 90768), (244, 82584), (248, 81252), (279, 72224), (288, 69967), (296, 68076), (333, 60512), (366, 55056), (372, 54168), (444, 45384), (488, 41292), (496, 40626), (549, 36704), (558, 36112), (592, 34038), (666, 30256), (732, 27528), (744, 27084), (888, 22692), (976, 20646), (992, 20313), (1098, 18352), (1116, 18056), (1147, 17568), (1184, 17019), (1332, 15128), (1464, 13764), (1488, 13542), (1776, 11346), (1891, 10656), (1952, 10323), (2196, 9176), (2232, 9028), (2257, 8928), (2294, 8784), (2664, 7564), (2928, 6882), (2976, 6771), (3441, 5856), (3552, 5673), (3782, 5328), (4392, 4588), (4464, 4514)]