247485420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:585

約数の個数: 288

約数和(自身を含む): 957640320

約数和(自身を除く): 710154900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 29, 30, 35, 36, 39, 42, 45, 52, 58, 60, 63, 65, 70, 78, 84, 87, 90, 91, 105, 116, 117, 126, 130, 140, 145, 156, 174, 180, 182, 195, 203, 210, 234, 252, 260, 261, 273, 290, 315, 348, 364, 377, 390, 406, 420, 435, 455, 468, 521, 522, 546, 580, 585, 609, 630, 754, 780, 812, 819, 870, 910, 1015, 1042, 1044, 1092, 1131, 1170, 1218, 1260, 1305, 1365, 1508, 1563, 1638, 1740, 1820, 1827, 1885, 2030, 2084, 2262, 2340, 2436, 2605, 2610, 2639, 2730, 3045, 3126, 3276, 3393, 3647, 3654, 3770, 4060, 4095, 4524, 4689, 5210, 5220, 5278, 5460, 5655, 6090, 6252, 6773, 6786, 7294, 7308, 7540, 7815, 7917, 8190, 9135, 9378, 10420, 10556, 10941, 11310, 12180, 13195, 13546, 13572, 14588, 15109, 15630, 15834, 16380, 16965, 18235, 18270, 18756, 20319, 21882, 22620, 23445, 23751, 26390, 27092, 30218, 31260, 31668, 32823, 33865, 33930, 36470, 36540, 39585, 40638, 43764, 45327, 46890, 47411, 47502, 52780, 54705, 60436, 60957, 65646, 67730, 67860, 72940, 75545, 79170, 81276, 90654, 93780, 94822, 95004, 101595, 105763, 109410, 118755, 121914, 131292, 135460, 135981, 142233, 151090, 158340, 164115, 181308, 189644, 196417, 203190, 211526, 218820, 226635, 237055, 237510, 243828, 271962, 284466, 302180, 304785, 317289, 328230, 392834, 406380, 423052, 426699, 453270, 474110, 475020, 528815, 543924, 568932, 589251, 609570, 634578, 656460, 679905, 711165, 785668, 853398, 906540, 948220, 951867, 982085, 1057630, 1178502, 1219140, 1269156, 1359810, 1374919, 1422330, 1586445, 1706796, 1767753, 1903734, 1964170, 2115260, 2133495, 2357004, 2719620, 2749838, 2844660, 2946255, 3172890, 3535506, 3807468, 3928340, 4124757, 4266990, 4759335, 5499676, 5892510, 6345780, 6874595, 7071012, 8249514, 8533980, 8838765, 9518670, 11785020, 12374271, 13749190, 16499028, 17677530, 19037340, 20623785, 24748542, 27498380, 35355060, 41247570, 49497084, 61871355, 82495140, 123742710, 247485420]

約数ペア:

[(1, 247485420), (2, 123742710), (3, 82495140), (4, 61871355), (5, 49497084), (6, 41247570), (7, 35355060), (9, 27498380), (10, 24748542), (12, 20623785), (13, 19037340), (14, 17677530), (15, 16499028), (18, 13749190), (20, 12374271), (21, 11785020), (26, 9518670), (28, 8838765), (29, 8533980), (30, 8249514), (35, 7071012), (36, 6874595), (39, 6345780), (42, 5892510), (45, 5499676), (52, 4759335), (58, 4266990), (60, 4124757), (63, 3928340), (65, 3807468), (70, 3535506), (78, 3172890), (84, 2946255), (87, 2844660), (90, 2749838), (91, 2719620), (105, 2357004), (116, 2133495), (117, 2115260), (126, 1964170), (130, 1903734), (140, 1767753), (145, 1706796), (156, 1586445), (174, 1422330), (180, 1374919), (182, 1359810), (195, 1269156), (203, 1219140), (210, 1178502), (234, 1057630), (252, 982085), (260, 951867), (261, 948220), (273, 906540), (290, 853398), (315, 785668), (348, 711165), (364, 679905), (377, 656460), (390, 634578), (406, 609570), (420, 589251), (435, 568932), (455, 543924), (468, 528815), (521, 475020), (522, 474110), (546, 453270), (580, 426699), (585, 423052), (609, 406380), (630, 392834), (754, 328230), (780, 317289), (812, 304785), (819, 302180), (870, 284466), (910, 271962), (1015, 243828), (1042, 237510), (1044, 237055), (1092, 226635), (1131, 218820), (1170, 211526), (1218, 203190), (1260, 196417), (1305, 189644), (1365, 181308), (1508, 164115), (1563, 158340), (1638, 151090), (1740, 142233), (1820, 135981), (1827, 135460), (1885, 131292), (2030, 121914), (2084, 118755), (2262, 109410), (2340, 105763), (2436, 101595), (2605, 95004), (2610, 94822), (2639, 93780), (2730, 90654), (3045, 81276), (3126, 79170), (3276, 75545), (3393, 72940), (3647, 67860), (3654, 67730), (3770, 65646), (4060, 60957), (4095, 60436), (4524, 54705), (4689, 52780), (5210, 47502), (5220, 47411), (5278, 46890), (5460, 45327), (5655, 43764), (6090, 40638), (6252, 39585), (6773, 36540), (6786, 36470), (7294, 33930), (7308, 33865), (7540, 32823), (7815, 31668), (7917, 31260), (8190, 30218), (9135, 27092), (9378, 26390), (10420, 23751), (10556, 23445), (10941, 22620), (11310, 21882), (12180, 20319), (13195, 18756), (13546, 18270), (13572, 18235), (14588, 16965), (15109, 16380), (15630, 15834)]