221883480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1$

素因数の和:571

約数の個数: 288

約数和(自身を含む): 894123360

約数和(自身を除く): 672239880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 504, 507, 520, 521, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 1014, 1042, 1092, 1170, 1183, 1260, 1352, 1365, 1521, 1560, 1563, 1638, 1690, 1820, 2028, 2084, 2184, 2340, 2366, 2520, 2535, 2605, 2730, 3042, 3126, 3276, 3380, 3549, 3640, 3647, 4056, 4095, 4168, 4680, 4689, 4732, 5070, 5210, 5460, 5915, 6084, 6252, 6552, 6760, 6773, 7098, 7294, 7605, 7815, 8190, 9378, 9464, 10140, 10420, 10647, 10920, 10941, 11830, 12168, 12504, 13546, 14196, 14588, 15210, 15630, 16380, 17745, 18235, 18756, 20280, 20319, 20840, 21294, 21882, 23445, 23660, 27092, 28392, 29176, 30420, 31260, 32760, 32823, 33865, 35490, 36470, 37512, 40638, 42588, 43764, 46890, 47320, 47411, 53235, 54184, 54705, 60840, 60957, 62520, 65646, 67730, 70980, 72940, 81276, 85176, 87528, 88049, 93780, 94822, 101595, 106470, 109410, 121914, 131292, 135460, 141960, 142233, 145880, 162552, 164115, 176098, 187560, 189644, 203190, 212940, 218820, 237055, 243828, 262584, 264147, 270920, 284466, 304785, 328230, 352196, 379288, 406380, 425880, 426699, 437640, 440245, 474110, 487656, 528294, 568932, 609570, 616343, 656460, 704392, 711165, 792441, 812760, 853398, 880490, 948220, 1056588, 1137864, 1219140, 1232686, 1312920, 1320735, 1422330, 1584882, 1706796, 1760980, 1849029, 1896440, 2113176, 2133495, 2438280, 2465372, 2641470, 2844660, 3081715, 3169764, 3413592, 3521960, 3698058, 3962205, 4266990, 4930744, 5282940, 5547087, 5689320, 6163430, 6339528, 7396116, 7924410, 8533980, 9245145, 10565880, 11094174, 12326860, 14792232, 15848820, 17067960, 18490290, 22188348, 24653720, 27735435, 31697640, 36980580, 44376696, 55470870, 73961160, 110941740, 221883480]

約数ペア:

[(1, 221883480), (2, 110941740), (3, 73961160), (4, 55470870), (5, 44376696), (6, 36980580), (7, 31697640), (8, 27735435), (9, 24653720), (10, 22188348), (12, 18490290), (13, 17067960), (14, 15848820), (15, 14792232), (18, 12326860), (20, 11094174), (21, 10565880), (24, 9245145), (26, 8533980), (28, 7924410), (30, 7396116), (35, 6339528), (36, 6163430), (39, 5689320), (40, 5547087), (42, 5282940), (45, 4930744), (52, 4266990), (56, 3962205), (60, 3698058), (63, 3521960), (65, 3413592), (70, 3169764), (72, 3081715), (78, 2844660), (84, 2641470), (90, 2465372), (91, 2438280), (104, 2133495), (105, 2113176), (117, 1896440), (120, 1849029), (126, 1760980), (130, 1706796), (140, 1584882), (156, 1422330), (168, 1320735), (169, 1312920), (180, 1232686), (182, 1219140), (195, 1137864), (210, 1056588), (234, 948220), (252, 880490), (260, 853398), (273, 812760), (280, 792441), (312, 711165), (315, 704392), (338, 656460), (360, 616343), (364, 609570), (390, 568932), (420, 528294), (455, 487656), (468, 474110), (504, 440245), (507, 437640), (520, 426699), (521, 425880), (546, 406380), (585, 379288), (630, 352196), (676, 328230), (728, 304785), (780, 284466), (819, 270920), (840, 264147), (845, 262584), (910, 243828), (936, 237055), (1014, 218820), (1042, 212940), (1092, 203190), (1170, 189644), (1183, 187560), (1260, 176098), (1352, 164115), (1365, 162552), (1521, 145880), (1560, 142233), (1563, 141960), (1638, 135460), (1690, 131292), (1820, 121914), (2028, 109410), (2084, 106470), (2184, 101595), (2340, 94822), (2366, 93780), (2520, 88049), (2535, 87528), (2605, 85176), (2730, 81276), (3042, 72940), (3126, 70980), (3276, 67730), (3380, 65646), (3549, 62520), (3640, 60957), (3647, 60840), (4056, 54705), (4095, 54184), (4168, 53235), (4680, 47411), (4689, 47320), (4732, 46890), (5070, 43764), (5210, 42588), (5460, 40638), (5915, 37512), (6084, 36470), (6252, 35490), (6552, 33865), (6760, 32823), (6773, 32760), (7098, 31260), (7294, 30420), (7605, 29176), (7815, 28392), (8190, 27092), (9378, 23660), (9464, 23445), (10140, 21882), (10420, 21294), (10647, 20840), (10920, 20319), (10941, 20280), (11830, 18756), (12168, 18235), (12504, 17745), (13546, 16380), (14196, 15630), (14588, 15210)]