307909212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 838696320

約数和(自身を除く): 530787108

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 61, 76, 78, 114, 122, 131, 156, 169, 183, 228, 244, 247, 262, 338, 366, 393, 494, 507, 524, 676, 732, 741, 786, 793, 988, 1014, 1159, 1482, 1572, 1586, 1703, 2028, 2318, 2379, 2489, 2964, 3172, 3211, 3406, 3477, 4636, 4758, 4978, 5109, 6422, 6812, 6954, 7467, 7991, 9516, 9633, 9956, 10218, 10309, 12844, 13908, 14934, 15067, 15982, 19266, 20436, 20618, 22139, 23973, 29868, 30134, 30927, 31964, 32357, 38532, 41236, 44278, 45201, 47946, 60268, 61854, 64714, 66417, 88556, 90402, 95892, 97071, 103883, 123708, 129428, 132834, 151829, 180804, 194142, 195871, 207766, 265668, 303658, 311649, 388284, 391742, 415532, 420641, 455487, 587613, 607316, 623298, 783484, 841282, 910974, 1175226, 1246596, 1261923, 1350479, 1682564, 1821948, 1973777, 2350452, 2523846, 2700958, 3947554, 4051437, 5047692, 5401916, 5921331, 7895108, 8102874, 11842662, 16205748, 23685324, 25659101, 51318202, 76977303, 102636404, 153954606, 307909212]

約数ペア:

[(1, 307909212), (2, 153954606), (3, 102636404), (4, 76977303), (6, 51318202), (12, 25659101), (13, 23685324), (19, 16205748), (26, 11842662), (38, 8102874), (39, 7895108), (52, 5921331), (57, 5401916), (61, 5047692), (76, 4051437), (78, 3947554), (114, 2700958), (122, 2523846), (131, 2350452), (156, 1973777), (169, 1821948), (183, 1682564), (228, 1350479), (244, 1261923), (247, 1246596), (262, 1175226), (338, 910974), (366, 841282), (393, 783484), (494, 623298), (507, 607316), (524, 587613), (676, 455487), (732, 420641), (741, 415532), (786, 391742), (793, 388284), (988, 311649), (1014, 303658), (1159, 265668), (1482, 207766), (1572, 195871), (1586, 194142), (1703, 180804), (2028, 151829), (2318, 132834), (2379, 129428), (2489, 123708), (2964, 103883), (3172, 97071), (3211, 95892), (3406, 90402), (3477, 88556), (4636, 66417), (4758, 64714), (4978, 61854), (5109, 60268), (6422, 47946), (6812, 45201), (6954, 44278), (7467, 41236), (7991, 38532), (9516, 32357), (9633, 31964), (9956, 30927), (10218, 30134), (10309, 29868), (12844, 23973), (13908, 22139), (14934, 20618), (15067, 20436), (15982, 19266)]