261957300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 833613312

約数和(自身を除く): 571656012

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 163, 165, 220, 275, 300, 326, 330, 487, 489, 550, 652, 660, 815, 825, 974, 978, 1100, 1461, 1630, 1650, 1793, 1948, 1956, 2435, 2445, 2922, 3260, 3300, 3586, 4075, 4870, 4890, 5357, 5379, 5844, 7172, 7305, 8150, 8965, 9740, 9780, 10714, 10758, 12175, 12225, 14610, 16071, 16300, 17930, 21428, 21516, 24350, 24450, 26785, 26895, 29220, 32142, 35860, 36525, 44825, 48700, 48900, 53570, 53790, 64284, 73050, 79381, 80355, 89650, 107140, 107580, 133925, 134475, 146100, 158762, 160710, 179300, 238143, 267850, 268950, 317524, 321420, 396905, 401775, 476286, 535700, 537900, 793810, 803550, 873191, 952572, 1190715, 1587620, 1607100, 1746382, 1984525, 2381430, 2619573, 3492764, 3969050, 4365955, 4762860, 5239146, 5953575, 7938100, 8731910, 10478292, 11907150, 13097865, 17463820, 21829775, 23814300, 26195730, 43659550, 52391460, 65489325, 87319100, 130978650, 261957300]

約数ペア:

[(1, 261957300), (2, 130978650), (3, 87319100), (4, 65489325), (5, 52391460), (6, 43659550), (10, 26195730), (11, 23814300), (12, 21829775), (15, 17463820), (20, 13097865), (22, 11907150), (25, 10478292), (30, 8731910), (33, 7938100), (44, 5953575), (50, 5239146), (55, 4762860), (60, 4365955), (66, 3969050), (75, 3492764), (100, 2619573), (110, 2381430), (132, 1984525), (150, 1746382), (163, 1607100), (165, 1587620), (220, 1190715), (275, 952572), (300, 873191), (326, 803550), (330, 793810), (487, 537900), (489, 535700), (550, 476286), (652, 401775), (660, 396905), (815, 321420), (825, 317524), (974, 268950), (978, 267850), (1100, 238143), (1461, 179300), (1630, 160710), (1650, 158762), (1793, 146100), (1948, 134475), (1956, 133925), (2435, 107580), (2445, 107140), (2922, 89650), (3260, 80355), (3300, 79381), (3586, 73050), (4075, 64284), (4870, 53790), (4890, 53570), (5357, 48900), (5379, 48700), (5844, 44825), (7172, 36525), (7305, 35860), (8150, 32142), (8965, 29220), (9740, 26895), (9780, 26785), (10714, 24450), (10758, 24350), (12175, 21516), (12225, 21428), (14610, 17930), (16071, 16300)]