1991736240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{22013}}^1$

素因数の和:22071

約数の個数: 160

約数和(自身を含む): 6878934720

約数和(自身を除く): 4887198480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1885, 2262, 2320, 3016, 3120, 3480, 3770, 4524, 5655, 6032, 6960, 7540, 9048, 11310, 15080, 18096, 22013, 22620, 30160, 44026, 45240, 66039, 88052, 90480, 110065, 132078, 176104, 220130, 264156, 286169, 330195, 352208, 440260, 528312, 572338, 638377, 660390, 858507, 880520, 1056624, 1144676, 1276754, 1320780, 1430845, 1717014, 1761040, 1915131, 2289352, 2553508, 2641560, 2861690, 3191885, 3434028, 3830262, 4292535, 4578704, 5107016, 5283120, 5723380, 6383770, 6868056, 7660524, 8298901, 8585070, 9575655, 10214032, 11446760, 12767540, 13736112, 15321048, 16597802, 17170140, 19151310, 22893520, 24896703, 25535080, 30642096, 33195604, 34340280, 38302620, 41494505, 49793406, 51070160, 66391208, 68680560, 76605240, 82989010, 99586812, 124483515, 132782416, 153210480, 165978020, 199173624, 248967030, 331956040, 398347248, 497934060, 663912080, 995868120, 1991736240]

約数ペア:

[(1, 1991736240), (2, 995868120), (3, 663912080), (4, 497934060), (5, 398347248), (6, 331956040), (8, 248967030), (10, 199173624), (12, 165978020), (13, 153210480), (15, 132782416), (16, 124483515), (20, 99586812), (24, 82989010), (26, 76605240), (29, 68680560), (30, 66391208), (39, 51070160), (40, 49793406), (48, 41494505), (52, 38302620), (58, 34340280), (60, 33195604), (65, 30642096), (78, 25535080), (80, 24896703), (87, 22893520), (104, 19151310), (116, 17170140), (120, 16597802), (130, 15321048), (145, 13736112), (156, 12767540), (174, 11446760), (195, 10214032), (208, 9575655), (232, 8585070), (240, 8298901), (260, 7660524), (290, 6868056), (312, 6383770), (348, 5723380), (377, 5283120), (390, 5107016), (435, 4578704), (464, 4292535), (520, 3830262), (580, 3434028), (624, 3191885), (696, 2861690), (754, 2641560), (780, 2553508), (870, 2289352), (1040, 1915131), (1131, 1761040), (1160, 1717014), (1392, 1430845), (1508, 1320780), (1560, 1276754), (1740, 1144676), (1885, 1056624), (2262, 880520), (2320, 858507), (3016, 660390), (3120, 638377), (3480, 572338), (3770, 528312), (4524, 440260), (5655, 352208), (6032, 330195), (6960, 286169), (7540, 264156), (9048, 220130), (11310, 176104), (15080, 132078), (18096, 110065), (22013, 90480), (22620, 88052), (30160, 66039), (44026, 45240)]