287906580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2017}}^1$

素因数の和:2106

約数の個数: 144

約数和(自身を含む): 956386704

約数和(自身を除く): 668480124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1586, 1830, 2017, 2196, 2340, 2379, 2745, 3172, 3660, 3965, 4034, 4758, 5490, 6051, 7137, 7930, 8068, 9516, 10085, 10980, 11895, 12102, 14274, 15860, 18153, 20170, 23790, 24204, 26221, 28548, 30255, 35685, 36306, 40340, 47580, 52442, 60510, 71370, 72612, 78663, 90765, 104884, 121020, 123037, 131105, 142740, 157326, 181530, 235989, 246074, 262210, 314652, 363060, 369111, 393315, 471978, 492148, 524420, 615185, 738222, 786630, 943956, 1107333, 1179945, 1230370, 1476444, 1573260, 1599481, 1845555, 2214666, 2359890, 2460740, 3198962, 3691110, 4429332, 4719780, 4798443, 5536665, 6397924, 7382220, 7997405, 9596886, 11073330, 14395329, 15994810, 19193772, 22146660, 23992215, 28790658, 31989620, 47984430, 57581316, 71976645, 95968860, 143953290, 287906580]

約数ペア:

[(1, 287906580), (2, 143953290), (3, 95968860), (4, 71976645), (5, 57581316), (6, 47984430), (9, 31989620), (10, 28790658), (12, 23992215), (13, 22146660), (15, 19193772), (18, 15994810), (20, 14395329), (26, 11073330), (30, 9596886), (36, 7997405), (39, 7382220), (45, 6397924), (52, 5536665), (60, 4798443), (61, 4719780), (65, 4429332), (78, 3691110), (90, 3198962), (117, 2460740), (122, 2359890), (130, 2214666), (156, 1845555), (180, 1599481), (183, 1573260), (195, 1476444), (234, 1230370), (244, 1179945), (260, 1107333), (305, 943956), (366, 786630), (390, 738222), (468, 615185), (549, 524420), (585, 492148), (610, 471978), (732, 393315), (780, 369111), (793, 363060), (915, 314652), (1098, 262210), (1170, 246074), (1220, 235989), (1586, 181530), (1830, 157326), (2017, 142740), (2196, 131105), (2340, 123037), (2379, 121020), (2745, 104884), (3172, 90765), (3660, 78663), (3965, 72612), (4034, 71370), (4758, 60510), (5490, 52442), (6051, 47580), (7137, 40340), (7930, 36306), (8068, 35685), (9516, 30255), (10085, 28548), (10980, 26221), (11895, 24204), (12102, 23790), (14274, 20170), (15860, 18153)]