621071100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:629

約数の個数: 216

約数和(自身を含む): 2120037920

約数和(自身を除く): 1498966820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 109, 117, 130, 150, 156, 180, 195, 218, 225, 234, 260, 300, 325, 327, 390, 436, 450, 468, 487, 545, 585, 650, 654, 780, 900, 974, 975, 981, 1090, 1170, 1300, 1308, 1417, 1461, 1635, 1948, 1950, 1962, 2180, 2340, 2435, 2725, 2834, 2922, 2925, 3270, 3900, 3924, 4251, 4383, 4870, 4905, 5450, 5668, 5844, 5850, 6331, 6540, 7085, 7305, 8175, 8502, 8766, 9740, 9810, 10900, 11700, 12175, 12662, 12753, 14170, 14610, 16350, 17004, 17532, 18993, 19620, 21255, 21915, 24350, 24525, 25324, 25506, 28340, 29220, 31655, 32700, 35425, 36525, 37986, 42510, 43830, 48700, 49050, 51012, 53083, 56979, 63310, 63765, 70850, 73050, 75972, 85020, 87660, 94965, 98100, 106166, 106275, 109575, 113958, 126620, 127530, 141700, 146100, 158275, 159249, 189930, 212332, 212550, 219150, 227916, 255060, 265415, 284895, 316550, 318498, 318825, 379860, 425100, 438300, 474825, 477747, 530830, 569790, 633100, 636996, 637650, 690079, 796245, 949650, 955494, 1061660, 1139580, 1275300, 1327075, 1380158, 1424475, 1592490, 1899300, 1910988, 2070237, 2388735, 2654150, 2760316, 2848950, 3184980, 3450395, 3981225, 4140474, 4777470, 5308300, 5697900, 6210711, 6900790, 7962450, 8280948, 9554940, 10351185, 11943675, 12421422, 13801580, 15924900, 17251975, 20702370, 23887350, 24842844, 31053555, 34503950, 41404740, 47774700, 51755925, 62107110, 69007900, 103511850, 124214220, 155267775, 207023700, 310535550, 621071100]

約数ペア:

[(1, 621071100), (2, 310535550), (3, 207023700), (4, 155267775), (5, 124214220), (6, 103511850), (9, 69007900), (10, 62107110), (12, 51755925), (13, 47774700), (15, 41404740), (18, 34503950), (20, 31053555), (25, 24842844), (26, 23887350), (30, 20702370), (36, 17251975), (39, 15924900), (45, 13801580), (50, 12421422), (52, 11943675), (60, 10351185), (65, 9554940), (75, 8280948), (78, 7962450), (90, 6900790), (100, 6210711), (109, 5697900), (117, 5308300), (130, 4777470), (150, 4140474), (156, 3981225), (180, 3450395), (195, 3184980), (218, 2848950), (225, 2760316), (234, 2654150), (260, 2388735), (300, 2070237), (325, 1910988), (327, 1899300), (390, 1592490), (436, 1424475), (450, 1380158), (468, 1327075), (487, 1275300), (545, 1139580), (585, 1061660), (650, 955494), (654, 949650), (780, 796245), (900, 690079), (974, 637650), (975, 636996), (981, 633100), (1090, 569790), (1170, 530830), (1300, 477747), (1308, 474825), (1417, 438300), (1461, 425100), (1635, 379860), (1948, 318825), (1950, 318498), (1962, 316550), (2180, 284895), (2340, 265415), (2435, 255060), (2725, 227916), (2834, 219150), (2922, 212550), (2925, 212332), (3270, 189930), (3900, 159249), (3924, 158275), (4251, 146100), (4383, 141700), (4870, 127530), (4905, 126620), (5450, 113958), (5668, 109575), (5844, 106275), (5850, 106166), (6331, 98100), (6540, 94965), (7085, 87660), (7305, 85020), (8175, 75972), (8502, 73050), (8766, 70850), (9740, 63765), (9810, 63310), (10900, 56979), (11700, 53083), (12175, 51012), (12662, 49050), (12753, 48700), (14170, 43830), (14610, 42510), (16350, 37986), (17004, 36525), (17532, 35425), (18993, 32700), (19620, 31655), (21255, 29220), (21915, 28340), (24350, 25506), (24525, 25324)]