204370740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2742

約数の個数: 144

約数和(自身を含む): 720370560

約数和(自身を除く): 515999820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2659, 2745, 3660, 3843, 4270, 5124, 5318, 5490, 6405, 7686, 7977, 8540, 10636, 10980, 12810, 13295, 15372, 15954, 18613, 19215, 23931, 25620, 26590, 31908, 37226, 38430, 39885, 47862, 53180, 55839, 74452, 76860, 79770, 93065, 95724, 111678, 119655, 159540, 162199, 167517, 186130, 223356, 239310, 279195, 324398, 335034, 372260, 478620, 486597, 558390, 648796, 670068, 810995, 837585, 973194, 1116780, 1135393, 1459791, 1621990, 1675170, 1946388, 2270786, 2432985, 2919582, 3243980, 3350340, 3406179, 4541572, 4865970, 5676965, 5839164, 6812358, 7298955, 9731940, 10218537, 11353930, 13624716, 14597910, 17030895, 20437074, 22707860, 29195820, 34061790, 40874148, 51092685, 68123580, 102185370, 204370740]

約数ペア:

[(1, 204370740), (2, 102185370), (3, 68123580), (4, 51092685), (5, 40874148), (6, 34061790), (7, 29195820), (9, 22707860), (10, 20437074), (12, 17030895), (14, 14597910), (15, 13624716), (18, 11353930), (20, 10218537), (21, 9731940), (28, 7298955), (30, 6812358), (35, 5839164), (36, 5676965), (42, 4865970), (45, 4541572), (60, 3406179), (61, 3350340), (63, 3243980), (70, 2919582), (84, 2432985), (90, 2270786), (105, 1946388), (122, 1675170), (126, 1621990), (140, 1459791), (180, 1135393), (183, 1116780), (210, 973194), (244, 837585), (252, 810995), (305, 670068), (315, 648796), (366, 558390), (420, 486597), (427, 478620), (549, 372260), (610, 335034), (630, 324398), (732, 279195), (854, 239310), (915, 223356), (1098, 186130), (1220, 167517), (1260, 162199), (1281, 159540), (1708, 119655), (1830, 111678), (2135, 95724), (2196, 93065), (2562, 79770), (2659, 76860), (2745, 74452), (3660, 55839), (3843, 53180), (4270, 47862), (5124, 39885), (5318, 38430), (5490, 37226), (6405, 31908), (7686, 26590), (7977, 25620), (8540, 23931), (10636, 19215), (10980, 18613), (12810, 15954), (13295, 15372)]