64453620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1993}}^1$

素因数の和:2030

約数の個数: 144

約数和(自身を含む): 229134528

約数和(自身を除く): 164680908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 1993, 2156, 2310, 2695, 2940, 3234, 3986, 4620, 5390, 5979, 6468, 7972, 8085, 9965, 10780, 11958, 13951, 16170, 19930, 21923, 23916, 27902, 29895, 32340, 39860, 41853, 43846, 55804, 59790, 65769, 69755, 83706, 87692, 97657, 109615, 119580, 131538, 139510, 153461, 167412, 195314, 209265, 219230, 263076, 279020, 292971, 306922, 328845, 390628, 418530, 438460, 460383, 488285, 585942, 613844, 657690, 767305, 837060, 920766, 976570, 1074227, 1171884, 1315380, 1464855, 1534610, 1841532, 1953140, 2148454, 2301915, 2929710, 3069220, 3222681, 4296908, 4603830, 5371135, 5859420, 6445362, 9207660, 10742270, 12890724, 16113405, 21484540, 32226810, 64453620]

約数ペア:

[(1, 64453620), (2, 32226810), (3, 21484540), (4, 16113405), (5, 12890724), (6, 10742270), (7, 9207660), (10, 6445362), (11, 5859420), (12, 5371135), (14, 4603830), (15, 4296908), (20, 3222681), (21, 3069220), (22, 2929710), (28, 2301915), (30, 2148454), (33, 1953140), (35, 1841532), (42, 1534610), (44, 1464855), (49, 1315380), (55, 1171884), (60, 1074227), (66, 976570), (70, 920766), (77, 837060), (84, 767305), (98, 657690), (105, 613844), (110, 585942), (132, 488285), (140, 460383), (147, 438460), (154, 418530), (165, 390628), (196, 328845), (210, 306922), (220, 292971), (231, 279020), (245, 263076), (294, 219230), (308, 209265), (330, 195314), (385, 167412), (420, 153461), (462, 139510), (490, 131538), (539, 119580), (588, 109615), (660, 97657), (735, 87692), (770, 83706), (924, 69755), (980, 65769), (1078, 59790), (1155, 55804), (1470, 43846), (1540, 41853), (1617, 39860), (1993, 32340), (2156, 29895), (2310, 27902), (2695, 23916), (2940, 21923), (3234, 19930), (3986, 16170), (4620, 13951), (5390, 11958), (5979, 10780), (6468, 9965), (7972, 8085)]