145422640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 378194544

約数和(自身を除く): 232771904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 121, 166, 176, 181, 220, 242, 332, 362, 415, 440, 484, 605, 664, 724, 830, 880, 905, 913, 968, 1210, 1328, 1448, 1660, 1810, 1826, 1936, 1991, 2420, 2896, 3320, 3620, 3652, 3982, 4565, 4840, 6640, 7240, 7304, 7964, 9130, 9680, 9955, 10043, 14480, 14608, 15023, 15928, 18260, 19910, 20086, 21901, 30046, 31856, 36520, 39820, 40172, 43802, 50215, 60092, 73040, 75115, 79640, 80344, 87604, 100430, 109505, 120184, 150230, 159280, 160688, 165253, 175208, 200860, 219010, 240368, 300460, 330506, 350416, 401720, 438020, 600920, 661012, 803440, 826265, 876040, 1201840, 1322024, 1652530, 1752080, 1817783, 2644048, 3305060, 3635566, 6610120, 7271132, 9088915, 13220240, 14542264, 18177830, 29084528, 36355660, 72711320, 145422640]

約数ペア:

[(1, 145422640), (2, 72711320), (4, 36355660), (5, 29084528), (8, 18177830), (10, 14542264), (11, 13220240), (16, 9088915), (20, 7271132), (22, 6610120), (40, 3635566), (44, 3305060), (55, 2644048), (80, 1817783), (83, 1752080), (88, 1652530), (110, 1322024), (121, 1201840), (166, 876040), (176, 826265), (181, 803440), (220, 661012), (242, 600920), (332, 438020), (362, 401720), (415, 350416), (440, 330506), (484, 300460), (605, 240368), (664, 219010), (724, 200860), (830, 175208), (880, 165253), (905, 160688), (913, 159280), (968, 150230), (1210, 120184), (1328, 109505), (1448, 100430), (1660, 87604), (1810, 80344), (1826, 79640), (1936, 75115), (1991, 73040), (2420, 60092), (2896, 50215), (3320, 43802), (3620, 40172), (3652, 39820), (3982, 36520), (4565, 31856), (4840, 30046), (6640, 21901), (7240, 20086), (7304, 19910), (7964, 18260), (9130, 15928), (9680, 15023), (9955, 14608), (10043, 14480)]