261069900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 288

約数和(自身を含む): 949605888

約数和(自身を除く): 688535988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 73, 75, 78, 84, 91, 100, 105, 130, 131, 140, 146, 150, 156, 175, 182, 195, 210, 219, 260, 262, 273, 292, 300, 325, 350, 364, 365, 390, 393, 420, 438, 455, 511, 524, 525, 546, 650, 655, 700, 730, 780, 786, 876, 910, 917, 949, 975, 1022, 1050, 1092, 1095, 1300, 1310, 1365, 1460, 1533, 1572, 1703, 1820, 1825, 1834, 1898, 1950, 1965, 2044, 2100, 2190, 2275, 2555, 2620, 2730, 2751, 2847, 3066, 3275, 3406, 3650, 3668, 3796, 3900, 3930, 4380, 4550, 4585, 4745, 5109, 5110, 5460, 5475, 5502, 5694, 6132, 6550, 6643, 6812, 6825, 7300, 7665, 7860, 8515, 9100, 9170, 9490, 9563, 9825, 10218, 10220, 10950, 11004, 11388, 11921, 12775, 13100, 13286, 13650, 13755, 14235, 15330, 17030, 18340, 18980, 19126, 19650, 19929, 20436, 21900, 22925, 23725, 23842, 25545, 25550, 26572, 27300, 27510, 28470, 28689, 30660, 33215, 34060, 35763, 38252, 38325, 39300, 39858, 42575, 45850, 47450, 47684, 47815, 51090, 51100, 55020, 56940, 57378, 59605, 66430, 66941, 68775, 71175, 71526, 76650, 79716, 85150, 91700, 94900, 95630, 99645, 102180, 114756, 119210, 124319, 127725, 132860, 133882, 137550, 142350, 143052, 143445, 153300, 166075, 170300, 178815, 191260, 199290, 200823, 238420, 239075, 248638, 255450, 267764, 275100, 284700, 286890, 298025, 332150, 334705, 357630, 372957, 398580, 401646, 478150, 497276, 498225, 510900, 573780, 596050, 621595, 664300, 669410, 715260, 717225, 745914, 803292, 870233, 894075, 956300, 996450, 1004115, 1192100, 1243190, 1338820, 1434450, 1491828, 1673525, 1740466, 1788150, 1864785, 1992900, 2008230, 2486380, 2610699, 2868900, 3107975, 3347050, 3480932, 3576300, 3729570, 4016460, 4351165, 5020575, 5221398, 6215950, 6694100, 7459140, 8702330, 9323925, 10041150, 10442796, 12431900, 13053495, 17404660, 18647850, 20082300, 21755825, 26106990, 37295700, 43511650, 52213980, 65267475, 87023300, 130534950, 261069900]

約数ペア:

[(1, 261069900), (2, 130534950), (3, 87023300), (4, 65267475), (5, 52213980), (6, 43511650), (7, 37295700), (10, 26106990), (12, 21755825), (13, 20082300), (14, 18647850), (15, 17404660), (20, 13053495), (21, 12431900), (25, 10442796), (26, 10041150), (28, 9323925), (30, 8702330), (35, 7459140), (39, 6694100), (42, 6215950), (50, 5221398), (52, 5020575), (60, 4351165), (65, 4016460), (70, 3729570), (73, 3576300), (75, 3480932), (78, 3347050), (84, 3107975), (91, 2868900), (100, 2610699), (105, 2486380), (130, 2008230), (131, 1992900), (140, 1864785), (146, 1788150), (150, 1740466), (156, 1673525), (175, 1491828), (182, 1434450), (195, 1338820), (210, 1243190), (219, 1192100), (260, 1004115), (262, 996450), (273, 956300), (292, 894075), (300, 870233), (325, 803292), (350, 745914), (364, 717225), (365, 715260), (390, 669410), (393, 664300), (420, 621595), (438, 596050), (455, 573780), (511, 510900), (524, 498225), (525, 497276), (546, 478150), (650, 401646), (655, 398580), (700, 372957), (730, 357630), (780, 334705), (786, 332150), (876, 298025), (910, 286890), (917, 284700), (949, 275100), (975, 267764), (1022, 255450), (1050, 248638), (1092, 239075), (1095, 238420), (1300, 200823), (1310, 199290), (1365, 191260), (1460, 178815), (1533, 170300), (1572, 166075), (1703, 153300), (1820, 143445), (1825, 143052), (1834, 142350), (1898, 137550), (1950, 133882), (1965, 132860), (2044, 127725), (2100, 124319), (2190, 119210), (2275, 114756), (2555, 102180), (2620, 99645), (2730, 95630), (2751, 94900), (2847, 91700), (3066, 85150), (3275, 79716), (3406, 76650), (3650, 71526), (3668, 71175), (3796, 68775), (3900, 66941), (3930, 66430), (4380, 59605), (4550, 57378), (4585, 56940), (4745, 55020), (5109, 51100), (5110, 51090), (5460, 47815), (5475, 47684), (5502, 47450), (5694, 45850), (6132, 42575), (6550, 39858), (6643, 39300), (6812, 38325), (6825, 38252), (7300, 35763), (7665, 34060), (7860, 33215), (8515, 30660), (9100, 28689), (9170, 28470), (9490, 27510), (9563, 27300), (9825, 26572), (10218, 25550), (10220, 25545), (10950, 23842), (11004, 23725), (11388, 22925), (11921, 21900), (12775, 20436), (13100, 19929), (13286, 19650), (13650, 19126), (13755, 18980), (14235, 18340), (15330, 17030)]