331457580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 1046642688

約数和(自身を除く): 715185108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 191, 279, 310, 311, 372, 382, 465, 558, 573, 620, 622, 764, 930, 933, 955, 1116, 1146, 1244, 1395, 1555, 1719, 1860, 1866, 1910, 2292, 2790, 2799, 2865, 3110, 3438, 3732, 3820, 4665, 5580, 5598, 5730, 5921, 6220, 6876, 8595, 9330, 9641, 11196, 11460, 11842, 13995, 17190, 17763, 18660, 19282, 23684, 27990, 28923, 29605, 34380, 35526, 38564, 48205, 53289, 55980, 57846, 59210, 59401, 71052, 86769, 88815, 96410, 106578, 115692, 118420, 118802, 144615, 173538, 177630, 178203, 192820, 213156, 237604, 266445, 289230, 297005, 347076, 355260, 356406, 433845, 532890, 534609, 578460, 594010, 712812, 867690, 891015, 1065780, 1069218, 1188020, 1735380, 1782030, 1841431, 2138436, 2673045, 3564060, 3682862, 5346090, 5524293, 7365724, 9207155, 10692180, 11048586, 16572879, 18414310, 22097172, 27621465, 33145758, 36828620, 55242930, 66291516, 82864395, 110485860, 165728790, 331457580]

約数ペア:

[(1, 331457580), (2, 165728790), (3, 110485860), (4, 82864395), (5, 66291516), (6, 55242930), (9, 36828620), (10, 33145758), (12, 27621465), (15, 22097172), (18, 18414310), (20, 16572879), (30, 11048586), (31, 10692180), (36, 9207155), (45, 7365724), (60, 5524293), (62, 5346090), (90, 3682862), (93, 3564060), (124, 2673045), (155, 2138436), (180, 1841431), (186, 1782030), (191, 1735380), (279, 1188020), (310, 1069218), (311, 1065780), (372, 891015), (382, 867690), (465, 712812), (558, 594010), (573, 578460), (620, 534609), (622, 532890), (764, 433845), (930, 356406), (933, 355260), (955, 347076), (1116, 297005), (1146, 289230), (1244, 266445), (1395, 237604), (1555, 213156), (1719, 192820), (1860, 178203), (1866, 177630), (1910, 173538), (2292, 144615), (2790, 118802), (2799, 118420), (2865, 115692), (3110, 106578), (3438, 96410), (3732, 88815), (3820, 86769), (4665, 71052), (5580, 59401), (5598, 59210), (5730, 57846), (5921, 55980), (6220, 53289), (6876, 48205), (8595, 38564), (9330, 35526), (9641, 34380), (11196, 29605), (11460, 28923), (11842, 27990), (13995, 23684), (17190, 19282), (17763, 18660)]