72711320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 182997360

約数和(自身を除く): 110286040

約数列:

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

約数ペア:

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