201240220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 470969856

約数和(自身を除く): 269729636

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 61, 62, 68, 85, 122, 124, 155, 170, 244, 305, 310, 313, 340, 527, 610, 620, 626, 1037, 1054, 1220, 1252, 1565, 1891, 2074, 2108, 2635, 3130, 3782, 4148, 5185, 5270, 5321, 6260, 7564, 9455, 9703, 10370, 10540, 10642, 18910, 19093, 19406, 20740, 21284, 26605, 32147, 37820, 38186, 38812, 48515, 53210, 64294, 76372, 95465, 97030, 106420, 128588, 160735, 164951, 190930, 194060, 321470, 324581, 329902, 381860, 591883, 642940, 649162, 659804, 824755, 1183766, 1298324, 1622905, 1649510, 2367532, 2959415, 3245810, 3299020, 5918830, 6491620, 10062011, 11837660, 20124022, 40248044, 50310055, 100620110, 201240220]

約数ペア:

[(1, 201240220), (2, 100620110), (4, 50310055), (5, 40248044), (10, 20124022), (17, 11837660), (20, 10062011), (31, 6491620), (34, 5918830), (61, 3299020), (62, 3245810), (68, 2959415), (85, 2367532), (122, 1649510), (124, 1622905), (155, 1298324), (170, 1183766), (244, 824755), (305, 659804), (310, 649162), (313, 642940), (340, 591883), (527, 381860), (610, 329902), (620, 324581), (626, 321470), (1037, 194060), (1054, 190930), (1220, 164951), (1252, 160735), (1565, 128588), (1891, 106420), (2074, 97030), (2108, 95465), (2635, 76372), (3130, 64294), (3782, 53210), (4148, 48515), (5185, 38812), (5270, 38186), (5321, 37820), (6260, 32147), (7564, 26605), (9455, 21284), (9703, 20740), (10370, 19406), (10540, 19093), (10642, 18910)]