223238316

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 644324352

約数和(自身を除く): 421086036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 37, 42, 49, 62, 74, 84, 93, 98, 111, 124, 147, 148, 186, 196, 217, 222, 259, 294, 331, 372, 434, 444, 518, 588, 651, 662, 777, 868, 993, 1036, 1147, 1302, 1324, 1519, 1554, 1813, 1986, 2294, 2317, 2604, 3038, 3108, 3441, 3626, 3972, 4557, 4588, 4634, 5439, 6076, 6882, 6951, 7252, 8029, 9114, 9268, 10261, 10878, 12247, 13764, 13902, 16058, 16219, 18228, 20522, 21756, 24087, 24494, 27804, 30783, 32116, 32438, 36741, 41044, 48174, 48657, 48988, 56203, 61566, 64876, 71827, 73482, 85729, 96348, 97314, 112406, 123132, 143654, 146964, 168609, 171458, 194628, 215481, 224812, 257187, 287308, 337218, 342916, 379657, 430962, 502789, 514374, 600103, 674436, 759314, 861924, 1005578, 1028748, 1138971, 1200206, 1508367, 1518628, 1800309, 2011156, 2277942, 2400412, 2657599, 3016734, 3600618, 4555884, 5315198, 6033468, 7201236, 7972797, 10630396, 15945594, 18603193, 31891188, 37206386, 55809579, 74412772, 111619158, 223238316]

約数ペア:

[(1, 223238316), (2, 111619158), (3, 74412772), (4, 55809579), (6, 37206386), (7, 31891188), (12, 18603193), (14, 15945594), (21, 10630396), (28, 7972797), (31, 7201236), (37, 6033468), (42, 5315198), (49, 4555884), (62, 3600618), (74, 3016734), (84, 2657599), (93, 2400412), (98, 2277942), (111, 2011156), (124, 1800309), (147, 1518628), (148, 1508367), (186, 1200206), (196, 1138971), (217, 1028748), (222, 1005578), (259, 861924), (294, 759314), (331, 674436), (372, 600103), (434, 514374), (444, 502789), (518, 430962), (588, 379657), (651, 342916), (662, 337218), (777, 287308), (868, 257187), (993, 224812), (1036, 215481), (1147, 194628), (1302, 171458), (1324, 168609), (1519, 146964), (1554, 143654), (1813, 123132), (1986, 112406), (2294, 97314), (2317, 96348), (2604, 85729), (3038, 73482), (3108, 71827), (3441, 64876), (3626, 61566), (3972, 56203), (4557, 48988), (4588, 48657), (4634, 48174), (5439, 41044), (6076, 36741), (6882, 32438), (6951, 32116), (7252, 30783), (8029, 27804), (9114, 24494), (9268, 24087), (10261, 21756), (10878, 20522), (12247, 18228), (13764, 16219), (13902, 16058)]