73781820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 266112000

約数和(自身を除く): 192330180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 131, 135, 140, 149, 180, 189, 210, 252, 262, 270, 298, 315, 378, 393, 420, 447, 524, 540, 596, 630, 655, 745, 756, 786, 894, 917, 945, 1043, 1179, 1260, 1310, 1341, 1490, 1572, 1788, 1834, 1890, 1965, 2086, 2235, 2358, 2620, 2682, 2751, 2980, 3129, 3537, 3668, 3780, 3930, 4023, 4172, 4470, 4585, 4716, 5215, 5364, 5502, 5895, 6258, 6705, 7074, 7860, 8046, 8253, 8940, 9170, 9387, 10430, 11004, 11790, 12516, 13410, 13755, 14148, 15645, 16092, 16506, 17685, 18340, 18774, 19519, 20115, 20860, 23580, 24759, 26820, 27510, 28161, 31290, 33012, 35370, 37548, 39038, 40230, 41265, 46935, 49518, 55020, 56322, 58557, 62580, 70740, 78076, 80460, 82530, 93870, 97595, 99036, 112644, 117114, 123795, 136633, 140805, 165060, 175671, 187740, 195190, 234228, 247590, 273266, 281610, 292785, 351342, 390380, 409899, 495180, 527013, 546532, 563220, 585570, 683165, 702684, 819798, 878355, 1054026, 1171140, 1229697, 1366330, 1639596, 1756710, 2049495, 2108052, 2459394, 2635065, 2732660, 3513420, 3689091, 4098990, 4918788, 5270130, 6148485, 7378182, 8197980, 10540260, 12296970, 14756364, 18445455, 24593940, 36890910, 73781820]

約数ペア:

[(1, 73781820), (2, 36890910), (3, 24593940), (4, 18445455), (5, 14756364), (6, 12296970), (7, 10540260), (9, 8197980), (10, 7378182), (12, 6148485), (14, 5270130), (15, 4918788), (18, 4098990), (20, 3689091), (21, 3513420), (27, 2732660), (28, 2635065), (30, 2459394), (35, 2108052), (36, 2049495), (42, 1756710), (45, 1639596), (54, 1366330), (60, 1229697), (63, 1171140), (70, 1054026), (84, 878355), (90, 819798), (105, 702684), (108, 683165), (126, 585570), (131, 563220), (135, 546532), (140, 527013), (149, 495180), (180, 409899), (189, 390380), (210, 351342), (252, 292785), (262, 281610), (270, 273266), (298, 247590), (315, 234228), (378, 195190), (393, 187740), (420, 175671), (447, 165060), (524, 140805), (540, 136633), (596, 123795), (630, 117114), (655, 112644), (745, 99036), (756, 97595), (786, 93870), (894, 82530), (917, 80460), (945, 78076), (1043, 70740), (1179, 62580), (1260, 58557), (1310, 56322), (1341, 55020), (1490, 49518), (1572, 46935), (1788, 41265), (1834, 40230), (1890, 39038), (1965, 37548), (2086, 35370), (2235, 33012), (2358, 31290), (2620, 28161), (2682, 27510), (2751, 26820), (2980, 24759), (3129, 23580), (3537, 20860), (3668, 20115), (3780, 19519), (3930, 18774), (4023, 18340), (4172, 17685), (4470, 16506), (4585, 16092), (4716, 15645), (5215, 14148), (5364, 13755), (5502, 13410), (5895, 12516), (6258, 11790), (6705, 11004), (7074, 10430), (7860, 9387), (8046, 9170), (8253, 8940)]