287157030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 773369856

約数和(自身を除く): 486212826

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 41, 51, 62, 82, 85, 93, 102, 123, 155, 170, 186, 205, 246, 255, 310, 410, 443, 465, 510, 527, 615, 697, 886, 930, 1054, 1230, 1271, 1329, 1394, 1581, 2091, 2215, 2542, 2635, 2658, 3162, 3485, 3813, 4182, 4430, 5270, 6355, 6645, 6970, 7531, 7626, 7905, 10455, 12710, 13290, 13733, 15062, 15810, 18163, 19065, 20910, 21607, 22593, 27466, 36326, 37655, 38130, 41199, 43214, 45186, 54489, 64821, 68665, 75310, 82398, 90815, 108035, 108978, 112965, 129642, 137330, 181630, 205995, 216070, 225930, 233461, 272445, 308771, 324105, 411990, 466922, 544890, 563053, 617542, 648210, 700383, 926313, 1126106, 1167305, 1400766, 1543855, 1689159, 1852626, 2334610, 2815265, 3087710, 3378318, 3501915, 4631565, 5630530, 7003830, 8445795, 9263130, 9571901, 16891590, 19143802, 28715703, 47859505, 57431406, 95719010, 143578515, 287157030]

約数ペア:

[(1, 287157030), (2, 143578515), (3, 95719010), (5, 57431406), (6, 47859505), (10, 28715703), (15, 19143802), (17, 16891590), (30, 9571901), (31, 9263130), (34, 8445795), (41, 7003830), (51, 5630530), (62, 4631565), (82, 3501915), (85, 3378318), (93, 3087710), (102, 2815265), (123, 2334610), (155, 1852626), (170, 1689159), (186, 1543855), (205, 1400766), (246, 1167305), (255, 1126106), (310, 926313), (410, 700383), (443, 648210), (465, 617542), (510, 563053), (527, 544890), (615, 466922), (697, 411990), (886, 324105), (930, 308771), (1054, 272445), (1230, 233461), (1271, 225930), (1329, 216070), (1394, 205995), (1581, 181630), (2091, 137330), (2215, 129642), (2542, 112965), (2635, 108978), (2658, 108035), (3162, 90815), (3485, 82398), (3813, 75310), (4182, 68665), (4430, 64821), (5270, 54489), (6355, 45186), (6645, 43214), (6970, 41199), (7531, 38130), (7626, 37655), (7905, 36326), (10455, 27466), (12710, 22593), (13290, 21607), (13733, 20910), (15062, 19065), (15810, 18163)]