7187512280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42793}}^1$

素因数の和:42853

約数の個数: 128

約数和(自身を含む): 19411358400

約数和(自身を除く): 12223846120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 520, 646, 680, 760, 884, 988, 1105, 1235, 1292, 1615, 1768, 1976, 2210, 2470, 2584, 3230, 4199, 4420, 4940, 6460, 8398, 8840, 9880, 12920, 16796, 20995, 33592, 41990, 42793, 83980, 85586, 167960, 171172, 213965, 342344, 427930, 556309, 727481, 813067, 855860, 1112618, 1454962, 1626134, 1711720, 2225236, 2781545, 2909924, 3252268, 3637405, 4065335, 4450472, 5563090, 5819848, 6504536, 7274810, 8130670, 9457253, 10569871, 11126180, 13822139, 14549620, 16261340, 18914506, 21139742, 22252360, 27644278, 29099240, 32522680, 37829012, 42279484, 47286265, 52849355, 55288556, 69110695, 75658024, 84558968, 94572530, 105698710, 110577112, 138221390, 179687807, 189145060, 211397420, 276442780, 359375614, 378290120, 422794840, 552885560, 718751228, 898439035, 1437502456, 1796878070, 3593756140, 7187512280]

約数ペア:

[(1, 7187512280), (2, 3593756140), (4, 1796878070), (5, 1437502456), (8, 898439035), (10, 718751228), (13, 552885560), (17, 422794840), (19, 378290120), (20, 359375614), (26, 276442780), (34, 211397420), (38, 189145060), (40, 179687807), (52, 138221390), (65, 110577112), (68, 105698710), (76, 94572530), (85, 84558968), (95, 75658024), (104, 69110695), (130, 55288556), (136, 52849355), (152, 47286265), (170, 42279484), (190, 37829012), (221, 32522680), (247, 29099240), (260, 27644278), (323, 22252360), (340, 21139742), (380, 18914506), (442, 16261340), (494, 14549620), (520, 13822139), (646, 11126180), (680, 10569871), (760, 9457253), (884, 8130670), (988, 7274810), (1105, 6504536), (1235, 5819848), (1292, 5563090), (1615, 4450472), (1768, 4065335), (1976, 3637405), (2210, 3252268), (2470, 2909924), (2584, 2781545), (3230, 2225236), (4199, 1711720), (4420, 1626134), (4940, 1454962), (6460, 1112618), (8398, 855860), (8840, 813067), (9880, 727481), (12920, 556309), (16796, 427930), (20995, 342344), (33592, 213965), (41990, 171172), (42793, 167960), (83980, 85586)]