72280560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 240

約数和(自身を含む): 261233280

約数和(自身を除く): 188952720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 121, 131, 132, 152, 165, 176, 190, 209, 220, 228, 240, 242, 262, 264, 285, 304, 330, 363, 380, 393, 418, 440, 456, 484, 524, 528, 570, 605, 627, 655, 660, 726, 760, 786, 836, 880, 912, 968, 1045, 1048, 1140, 1210, 1254, 1310, 1320, 1441, 1452, 1520, 1572, 1672, 1815, 1936, 1965, 2090, 2096, 2280, 2299, 2420, 2489, 2508, 2620, 2640, 2882, 2904, 3135, 3144, 3344, 3630, 3930, 4180, 4323, 4560, 4598, 4840, 4978, 5016, 5240, 5764, 5808, 6270, 6288, 6897, 7205, 7260, 7467, 7860, 8360, 8646, 9196, 9680, 9956, 10032, 10480, 11495, 11528, 12445, 12540, 13794, 14410, 14520, 14934, 15720, 15851, 16720, 17292, 18392, 19912, 21615, 22990, 23056, 24890, 25080, 27379, 27588, 28820, 29040, 29868, 31440, 31702, 34485, 34584, 36784, 37335, 39824, 43230, 45980, 47553, 49780, 50160, 54758, 55176, 57640, 59736, 63404, 68970, 69168, 74670, 79255, 82137, 86460, 91960, 95106, 99560, 109516, 110352, 115280, 119472, 126808, 136895, 137940, 149340, 158510, 164274, 172920, 183920, 190212, 199120, 219032, 237765, 253616, 273790, 275880, 298680, 301169, 317020, 328548, 345840, 380424, 410685, 438064, 475530, 547580, 551760, 597360, 602338, 634040, 657096, 760848, 821370, 903507, 951060, 1095160, 1204676, 1268080, 1314192, 1505845, 1642740, 1807014, 1902120, 2190320, 2409352, 3011690, 3285480, 3614028, 3804240, 4517535, 4818704, 6023380, 6570960, 7228056, 9035070, 12046760, 14456112, 18070140, 24093520, 36140280, 72280560]

約数ペア:

[(1, 72280560), (2, 36140280), (3, 24093520), (4, 18070140), (5, 14456112), (6, 12046760), (8, 9035070), (10, 7228056), (11, 6570960), (12, 6023380), (15, 4818704), (16, 4517535), (19, 3804240), (20, 3614028), (22, 3285480), (24, 3011690), (30, 2409352), (33, 2190320), (38, 1902120), (40, 1807014), (44, 1642740), (48, 1505845), (55, 1314192), (57, 1268080), (60, 1204676), (66, 1095160), (76, 951060), (80, 903507), (88, 821370), (95, 760848), (110, 657096), (114, 634040), (120, 602338), (121, 597360), (131, 551760), (132, 547580), (152, 475530), (165, 438064), (176, 410685), (190, 380424), (209, 345840), (220, 328548), (228, 317020), (240, 301169), (242, 298680), (262, 275880), (264, 273790), (285, 253616), (304, 237765), (330, 219032), (363, 199120), (380, 190212), (393, 183920), (418, 172920), (440, 164274), (456, 158510), (484, 149340), (524, 137940), (528, 136895), (570, 126808), (605, 119472), (627, 115280), (655, 110352), (660, 109516), (726, 99560), (760, 95106), (786, 91960), (836, 86460), (880, 82137), (912, 79255), (968, 74670), (1045, 69168), (1048, 68970), (1140, 63404), (1210, 59736), (1254, 57640), (1310, 55176), (1320, 54758), (1441, 50160), (1452, 49780), (1520, 47553), (1572, 45980), (1672, 43230), (1815, 39824), (1936, 37335), (1965, 36784), (2090, 34584), (2096, 34485), (2280, 31702), (2299, 31440), (2420, 29868), (2489, 29040), (2508, 28820), (2620, 27588), (2640, 27379), (2882, 25080), (2904, 24890), (3135, 23056), (3144, 22990), (3344, 21615), (3630, 19912), (3930, 18392), (4180, 17292), (4323, 16720), (4560, 15851), (4598, 15720), (4840, 14934), (4978, 14520), (5016, 14410), (5240, 13794), (5764, 12540), (5808, 12445), (6270, 11528), (6288, 11495), (6897, 10480), (7205, 10032), (7260, 9956), (7467, 9680), (7860, 9196), (8360, 8646)]