221947830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1709}}^1$

素因数の和:1775

約数の個数: 128

約数和(自身を含む): 654998400

約数和(自身を除く): 433050570

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 37, 39, 45, 54, 65, 74, 78, 90, 111, 117, 130, 135, 185, 195, 222, 234, 270, 333, 351, 370, 390, 481, 555, 585, 666, 702, 962, 999, 1110, 1170, 1443, 1665, 1709, 1755, 1998, 2405, 2886, 3330, 3418, 3510, 4329, 4810, 4995, 5127, 7215, 8545, 8658, 9990, 10254, 12987, 14430, 15381, 17090, 21645, 22217, 25635, 25974, 30762, 43290, 44434, 46143, 51270, 63233, 64935, 66651, 76905, 92286, 111085, 126466, 129870, 133302, 153810, 189699, 199953, 222170, 230715, 316165, 333255, 379398, 399906, 461430, 569097, 599859, 632330, 666510, 822029, 948495, 999765, 1138194, 1199718, 1644058, 1707291, 1896990, 1999530, 2466087, 2845485, 2999295, 3414582, 4110145, 4932174, 5690970, 5998590, 7398261, 8220290, 8536455, 12330435, 14796522, 17072910, 22194783, 24660870, 36991305, 44389566, 73982610, 110973915, 221947830]

約数ペア:

[(1, 221947830), (2, 110973915), (3, 73982610), (5, 44389566), (6, 36991305), (9, 24660870), (10, 22194783), (13, 17072910), (15, 14796522), (18, 12330435), (26, 8536455), (27, 8220290), (30, 7398261), (37, 5998590), (39, 5690970), (45, 4932174), (54, 4110145), (65, 3414582), (74, 2999295), (78, 2845485), (90, 2466087), (111, 1999530), (117, 1896990), (130, 1707291), (135, 1644058), (185, 1199718), (195, 1138194), (222, 999765), (234, 948495), (270, 822029), (333, 666510), (351, 632330), (370, 599859), (390, 569097), (481, 461430), (555, 399906), (585, 379398), (666, 333255), (702, 316165), (962, 230715), (999, 222170), (1110, 199953), (1170, 189699), (1443, 153810), (1665, 133302), (1709, 129870), (1755, 126466), (1998, 111085), (2405, 92286), (2886, 76905), (3330, 66651), (3418, 64935), (3510, 63233), (4329, 51270), (4810, 46143), (4995, 44434), (5127, 43290), (7215, 30762), (8545, 25974), (8658, 25635), (9990, 22217), (10254, 21645), (12987, 17090), (14430, 15381)]