208238780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:939

約数の個数: 96

約数和(自身を含む): 499322880

約数和(自身を除く): 291084100

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 115, 124, 155, 170, 230, 310, 340, 391, 460, 527, 620, 713, 782, 859, 1054, 1426, 1564, 1718, 1955, 2108, 2635, 2852, 3436, 3565, 3910, 4295, 5270, 7130, 7820, 8590, 10540, 12121, 14260, 14603, 17180, 19757, 24242, 26629, 29206, 39514, 48484, 53258, 58412, 60605, 73015, 79028, 98785, 106516, 121210, 133145, 146030, 197570, 242420, 266290, 292060, 335869, 395140, 452693, 532580, 612467, 671738, 905386, 1224934, 1343476, 1679345, 1810772, 2263465, 2449868, 3062335, 3358690, 4526930, 6124670, 6717380, 9053860, 10411939, 12249340, 20823878, 41647756, 52059695, 104119390, 208238780]

約数ペア:

[(1, 208238780), (2, 104119390), (4, 52059695), (5, 41647756), (10, 20823878), (17, 12249340), (20, 10411939), (23, 9053860), (31, 6717380), (34, 6124670), (46, 4526930), (62, 3358690), (68, 3062335), (85, 2449868), (92, 2263465), (115, 1810772), (124, 1679345), (155, 1343476), (170, 1224934), (230, 905386), (310, 671738), (340, 612467), (391, 532580), (460, 452693), (527, 395140), (620, 335869), (713, 292060), (782, 266290), (859, 242420), (1054, 197570), (1426, 146030), (1564, 133145), (1718, 121210), (1955, 106516), (2108, 98785), (2635, 79028), (2852, 73015), (3436, 60605), (3565, 58412), (3910, 53258), (4295, 48484), (5270, 39514), (7130, 29206), (7820, 26629), (8590, 24242), (10540, 19757), (12121, 17180), (14260, 14603)]