491548680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1644

約数の個数: 192

約数和(自身を含む): 1840924800

約数和(自身を除く): 1349376120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 131, 140, 168, 180, 210, 252, 262, 280, 315, 360, 393, 420, 504, 524, 630, 655, 786, 840, 917, 1048, 1179, 1260, 1310, 1489, 1572, 1834, 1965, 2358, 2520, 2620, 2751, 2978, 3144, 3668, 3930, 4467, 4585, 4716, 5240, 5502, 5895, 5956, 7336, 7445, 7860, 8253, 8934, 9170, 9432, 10423, 11004, 11790, 11912, 13401, 13755, 14890, 15720, 16506, 17868, 18340, 20846, 22008, 22335, 23580, 26802, 27510, 29780, 31269, 33012, 35736, 36680, 41265, 41692, 44670, 47160, 52115, 53604, 55020, 59560, 62538, 66024, 67005, 82530, 83384, 89340, 93807, 104230, 107208, 110040, 125076, 134010, 156345, 165060, 178680, 187614, 195059, 208460, 250152, 268020, 312690, 330120, 375228, 390118, 416920, 469035, 536040, 585177, 625380, 750456, 780236, 938070, 975295, 1170354, 1250760, 1365413, 1560472, 1755531, 1876140, 1950590, 2340708, 2730826, 2925885, 3511062, 3752280, 3901180, 4096239, 4681416, 5461652, 5851770, 6827065, 7022124, 7802360, 8192478, 8777655, 10923304, 11703540, 12288717, 13654130, 14044248, 16384956, 17555310, 20481195, 23407080, 24577434, 27308260, 32769912, 35110620, 40962390, 49154868, 54616520, 61443585, 70221240, 81924780, 98309736, 122887170, 163849560, 245774340, 491548680]

約数ペア:

[(1, 491548680), (2, 245774340), (3, 163849560), (4, 122887170), (5, 98309736), (6, 81924780), (7, 70221240), (8, 61443585), (9, 54616520), (10, 49154868), (12, 40962390), (14, 35110620), (15, 32769912), (18, 27308260), (20, 24577434), (21, 23407080), (24, 20481195), (28, 17555310), (30, 16384956), (35, 14044248), (36, 13654130), (40, 12288717), (42, 11703540), (45, 10923304), (56, 8777655), (60, 8192478), (63, 7802360), (70, 7022124), (72, 6827065), (84, 5851770), (90, 5461652), (105, 4681416), (120, 4096239), (126, 3901180), (131, 3752280), (140, 3511062), (168, 2925885), (180, 2730826), (210, 2340708), (252, 1950590), (262, 1876140), (280, 1755531), (315, 1560472), (360, 1365413), (393, 1250760), (420, 1170354), (504, 975295), (524, 938070), (630, 780236), (655, 750456), (786, 625380), (840, 585177), (917, 536040), (1048, 469035), (1179, 416920), (1260, 390118), (1310, 375228), (1489, 330120), (1572, 312690), (1834, 268020), (1965, 250152), (2358, 208460), (2520, 195059), (2620, 187614), (2751, 178680), (2978, 165060), (3144, 156345), (3668, 134010), (3930, 125076), (4467, 110040), (4585, 107208), (4716, 104230), (5240, 93807), (5502, 89340), (5895, 83384), (5956, 82530), (7336, 67005), (7445, 66024), (7860, 62538), (8253, 59560), (8934, 55020), (9170, 53604), (9432, 52115), (10423, 47160), (11004, 44670), (11790, 41692), (11912, 41265), (13401, 36680), (13755, 35736), (14890, 33012), (15720, 31269), (16506, 29780), (17868, 27510), (18340, 26802), (20846, 23580), (22008, 22335)]