228739140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 240

約数和(自身を含む): 856703232

約数和(自身を除く): 627964092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 81, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 162, 180, 189, 207, 210, 230, 252, 270, 276, 315, 322, 324, 345, 378, 405, 414, 420, 460, 483, 540, 567, 621, 630, 644, 690, 756, 805, 810, 828, 877, 945, 966, 1035, 1134, 1242, 1260, 1380, 1449, 1610, 1620, 1754, 1863, 1890, 1932, 2070, 2268, 2415, 2484, 2631, 2835, 2898, 3105, 3220, 3508, 3726, 3780, 4140, 4347, 4385, 4830, 5262, 5670, 5796, 6139, 6210, 7245, 7452, 7893, 8694, 8770, 9315, 9660, 10524, 11340, 12278, 12420, 13041, 13155, 14490, 15786, 17388, 17540, 18417, 18630, 20171, 21735, 23679, 24556, 26082, 26310, 28980, 30695, 31572, 36834, 37260, 39465, 40342, 43470, 47358, 52164, 52620, 55251, 60513, 61390, 65205, 71037, 73668, 78930, 80684, 86940, 92085, 94716, 100855, 110502, 118395, 121026, 122780, 130410, 141197, 142074, 157860, 165753, 181539, 184170, 201710, 221004, 236790, 242052, 260820, 276255, 282394, 284148, 302565, 331506, 355185, 363078, 368340, 403420, 423591, 473580, 497259, 544617, 552510, 564788, 605130, 663012, 705985, 710370, 726156, 828765, 847182, 907695, 994518, 1089234, 1105020, 1210260, 1270773, 1411970, 1420740, 1633851, 1657530, 1694364, 1815390, 1989036, 2117955, 2178468, 2486295, 2541546, 2723085, 2823940, 3267702, 3315060, 3630780, 3812319, 4235910, 4972590, 5083092, 5446170, 6353865, 6535404, 7624638, 8169255, 8471820, 9945180, 10892340, 11436957, 12707730, 15249276, 16338510, 19061595, 22873914, 25415460, 32677020, 38123190, 45747828, 57184785, 76246380, 114369570, 228739140]

約数ペア:

[(1, 228739140), (2, 114369570), (3, 76246380), (4, 57184785), (5, 45747828), (6, 38123190), (7, 32677020), (9, 25415460), (10, 22873914), (12, 19061595), (14, 16338510), (15, 15249276), (18, 12707730), (20, 11436957), (21, 10892340), (23, 9945180), (27, 8471820), (28, 8169255), (30, 7624638), (35, 6535404), (36, 6353865), (42, 5446170), (45, 5083092), (46, 4972590), (54, 4235910), (60, 3812319), (63, 3630780), (69, 3315060), (70, 3267702), (81, 2823940), (84, 2723085), (90, 2541546), (92, 2486295), (105, 2178468), (108, 2117955), (115, 1989036), (126, 1815390), (135, 1694364), (138, 1657530), (140, 1633851), (161, 1420740), (162, 1411970), (180, 1270773), (189, 1210260), (207, 1105020), (210, 1089234), (230, 994518), (252, 907695), (270, 847182), (276, 828765), (315, 726156), (322, 710370), (324, 705985), (345, 663012), (378, 605130), (405, 564788), (414, 552510), (420, 544617), (460, 497259), (483, 473580), (540, 423591), (567, 403420), (621, 368340), (630, 363078), (644, 355185), (690, 331506), (756, 302565), (805, 284148), (810, 282394), (828, 276255), (877, 260820), (945, 242052), (966, 236790), (1035, 221004), (1134, 201710), (1242, 184170), (1260, 181539), (1380, 165753), (1449, 157860), (1610, 142074), (1620, 141197), (1754, 130410), (1863, 122780), (1890, 121026), (1932, 118395), (2070, 110502), (2268, 100855), (2415, 94716), (2484, 92085), (2631, 86940), (2835, 80684), (2898, 78930), (3105, 73668), (3220, 71037), (3508, 65205), (3726, 61390), (3780, 60513), (4140, 55251), (4347, 52620), (4385, 52164), (4830, 47358), (5262, 43470), (5670, 40342), (5796, 39465), (6139, 37260), (6210, 36834), (7245, 31572), (7452, 30695), (7893, 28980), (8694, 26310), (8770, 26082), (9315, 24556), (9660, 23679), (10524, 21735), (11340, 20171), (12278, 18630), (12420, 18417), (13041, 17540), (13155, 17388), (14490, 15786)]