155506140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 505945440

約数和(自身を除く): 350439300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 306, 340, 356, 445, 510, 534, 571, 612, 765, 801, 890, 1020, 1068, 1142, 1335, 1513, 1530, 1602, 1713, 1780, 2284, 2670, 2855, 3026, 3060, 3204, 3426, 4005, 4539, 5139, 5340, 5710, 6052, 6852, 7565, 8010, 8565, 9078, 9707, 10278, 11420, 13617, 15130, 16020, 17130, 18156, 19414, 20556, 22695, 25695, 27234, 29121, 30260, 34260, 38828, 45390, 48535, 50819, 51390, 54468, 58242, 68085, 87363, 90780, 97070, 101638, 102780, 116484, 136170, 145605, 152457, 174726, 194140, 203276, 254095, 272340, 291210, 304914, 349452, 436815, 457371, 508190, 582420, 609828, 762285, 863923, 873630, 914742, 1016380, 1524570, 1727846, 1747260, 1829484, 2286855, 2591769, 3049140, 3455692, 4319615, 4573710, 5183538, 7775307, 8639230, 9147420, 10367076, 12958845, 15550614, 17278460, 25917690, 31101228, 38876535, 51835380, 77753070, 155506140]

約数ペア:

[(1, 155506140), (2, 77753070), (3, 51835380), (4, 38876535), (5, 31101228), (6, 25917690), (9, 17278460), (10, 15550614), (12, 12958845), (15, 10367076), (17, 9147420), (18, 8639230), (20, 7775307), (30, 5183538), (34, 4573710), (36, 4319615), (45, 3455692), (51, 3049140), (60, 2591769), (68, 2286855), (85, 1829484), (89, 1747260), (90, 1727846), (102, 1524570), (153, 1016380), (170, 914742), (178, 873630), (180, 863923), (204, 762285), (255, 609828), (267, 582420), (306, 508190), (340, 457371), (356, 436815), (445, 349452), (510, 304914), (534, 291210), (571, 272340), (612, 254095), (765, 203276), (801, 194140), (890, 174726), (1020, 152457), (1068, 145605), (1142, 136170), (1335, 116484), (1513, 102780), (1530, 101638), (1602, 97070), (1713, 90780), (1780, 87363), (2284, 68085), (2670, 58242), (2855, 54468), (3026, 51390), (3060, 50819), (3204, 48535), (3426, 45390), (4005, 38828), (4539, 34260), (5139, 30260), (5340, 29121), (5710, 27234), (6052, 25695), (6852, 22695), (7565, 20556), (8010, 19414), (8565, 18156), (9078, 17130), (9707, 16020), (10278, 15130), (11420, 13617)]