291686460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 192

約数和(自身を含む): 934778880

約数和(自身を除く): 643092420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 71, 78, 92, 115, 130, 138, 142, 156, 195, 213, 229, 230, 260, 276, 284, 299, 345, 355, 390, 426, 458, 460, 598, 687, 690, 710, 780, 852, 897, 916, 923, 1065, 1145, 1196, 1374, 1380, 1420, 1495, 1633, 1794, 1846, 2130, 2290, 2748, 2769, 2977, 2990, 3266, 3435, 3588, 3692, 4260, 4485, 4580, 4615, 4899, 5267, 5538, 5954, 5980, 6532, 6870, 8165, 8931, 8970, 9230, 9798, 10534, 11076, 11908, 13740, 13845, 14885, 15801, 16259, 16330, 17862, 17940, 18460, 19596, 21068, 21229, 24495, 26335, 27690, 29770, 31602, 32518, 32660, 35724, 42458, 44655, 48777, 48990, 52670, 55380, 59540, 63204, 63687, 65036, 68471, 79005, 81295, 84916, 89310, 97554, 97980, 105340, 106145, 127374, 136942, 158010, 162590, 178620, 195108, 205413, 211367, 212290, 243885, 254748, 273884, 316020, 318435, 325180, 342355, 373957, 410826, 422734, 424580, 487770, 634101, 636870, 684710, 747914, 821652, 845468, 975540, 1027065, 1056835, 1121871, 1268202, 1273740, 1369420, 1495828, 1869785, 2054130, 2113670, 2243742, 2536404, 3170505, 3739570, 4108260, 4227340, 4487484, 4861441, 5609355, 6341010, 7479140, 9722882, 11218710, 12682020, 14584323, 19445764, 22437420, 24307205, 29168646, 48614410, 58337292, 72921615, 97228820, 145843230, 291686460]

約数ペア:

[(1, 291686460), (2, 145843230), (3, 97228820), (4, 72921615), (5, 58337292), (6, 48614410), (10, 29168646), (12, 24307205), (13, 22437420), (15, 19445764), (20, 14584323), (23, 12682020), (26, 11218710), (30, 9722882), (39, 7479140), (46, 6341010), (52, 5609355), (60, 4861441), (65, 4487484), (69, 4227340), (71, 4108260), (78, 3739570), (92, 3170505), (115, 2536404), (130, 2243742), (138, 2113670), (142, 2054130), (156, 1869785), (195, 1495828), (213, 1369420), (229, 1273740), (230, 1268202), (260, 1121871), (276, 1056835), (284, 1027065), (299, 975540), (345, 845468), (355, 821652), (390, 747914), (426, 684710), (458, 636870), (460, 634101), (598, 487770), (687, 424580), (690, 422734), (710, 410826), (780, 373957), (852, 342355), (897, 325180), (916, 318435), (923, 316020), (1065, 273884), (1145, 254748), (1196, 243885), (1374, 212290), (1380, 211367), (1420, 205413), (1495, 195108), (1633, 178620), (1794, 162590), (1846, 158010), (2130, 136942), (2290, 127374), (2748, 106145), (2769, 105340), (2977, 97980), (2990, 97554), (3266, 89310), (3435, 84916), (3588, 81295), (3692, 79005), (4260, 68471), (4485, 65036), (4580, 63687), (4615, 63204), (4899, 59540), (5267, 55380), (5538, 52670), (5954, 48990), (5980, 48777), (6532, 44655), (6870, 42458), (8165, 35724), (8931, 32660), (8970, 32518), (9230, 31602), (9798, 29770), (10534, 27690), (11076, 26335), (11908, 24495), (13740, 21229), (13845, 21068), (14885, 19596), (15801, 18460), (16259, 17940), (16330, 17862)]