8581197420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{66863}}^1$

素因数の和:66932

約数の個数: 144

約数和(自身を含む): 28037947392

約数和(自身を除く): 19456749972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 6417, 7130, 8556, 10695, 12834, 14260, 21390, 25668, 32085, 42780, 64170, 66863, 128340, 133726, 200589, 267452, 334315, 401178, 601767, 668630, 802356, 1002945, 1203534, 1337260, 1537849, 2005890, 2072753, 2407068, 3008835, 3075698, 4011780, 4145506, 4613547, 6017670, 6151396, 6218259, 7689245, 8291012, 9227094, 10363765, 12035340, 12436518, 13840641, 15378490, 18454188, 18654777, 20727530, 23067735, 24873036, 27681282, 30756980, 31091295, 37309554, 41455060, 46135470, 47673319, 55362564, 62182590, 69203205, 74619108, 92270940, 93273885, 95346638, 124365180, 138406410, 143019957, 186547770, 190693276, 238366595, 276812820, 286039914, 373095540, 429059871, 476733190, 572079828, 715099785, 858119742, 953466380, 1430199570, 1716239484, 2145299355, 2860399140, 4290598710, 8581197420]

約数ペア:

[(1, 8581197420), (2, 4290598710), (3, 2860399140), (4, 2145299355), (5, 1716239484), (6, 1430199570), (9, 953466380), (10, 858119742), (12, 715099785), (15, 572079828), (18, 476733190), (20, 429059871), (23, 373095540), (30, 286039914), (31, 276812820), (36, 238366595), (45, 190693276), (46, 186547770), (60, 143019957), (62, 138406410), (69, 124365180), (90, 95346638), (92, 93273885), (93, 92270940), (115, 74619108), (124, 69203205), (138, 62182590), (155, 55362564), (180, 47673319), (186, 46135470), (207, 41455060), (230, 37309554), (276, 31091295), (279, 30756980), (310, 27681282), (345, 24873036), (372, 23067735), (414, 20727530), (460, 18654777), (465, 18454188), (558, 15378490), (620, 13840641), (690, 12436518), (713, 12035340), (828, 10363765), (930, 9227094), (1035, 8291012), (1116, 7689245), (1380, 6218259), (1395, 6151396), (1426, 6017670), (1860, 4613547), (2070, 4145506), (2139, 4011780), (2790, 3075698), (2852, 3008835), (3565, 2407068), (4140, 2072753), (4278, 2005890), (5580, 1537849), (6417, 1337260), (7130, 1203534), (8556, 1002945), (10695, 802356), (12834, 668630), (14260, 601767), (21390, 401178), (25668, 334315), (32085, 267452), (42780, 200589), (64170, 133726), (66863, 128340)]