318358920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{557}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 1046183040

約数和(自身を除く): 727824120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 433, 440, 557, 660, 866, 1114, 1299, 1320, 1671, 1732, 2165, 2228, 2598, 2785, 3342, 3464, 4330, 4456, 4763, 5196, 5570, 6127, 6495, 6684, 8355, 8660, 9526, 10392, 11140, 12254, 12990, 13368, 14289, 16710, 17320, 18381, 19052, 22280, 23815, 24508, 25980, 28578, 30635, 33420, 36762, 38104, 47630, 49016, 51960, 57156, 61270, 66840, 71445, 73524, 91905, 95260, 114312, 122540, 142890, 147048, 183810, 190520, 241181, 245080, 285780, 367620, 482362, 571560, 723543, 735240, 964724, 1205905, 1447086, 1929448, 2411810, 2652991, 2894172, 3617715, 4823620, 5305982, 5788344, 7235430, 7958973, 9647240, 10611964, 13264955, 14470860, 15917946, 21223928, 26529910, 28941720, 31835892, 39794865, 53059820, 63671784, 79589730, 106119640, 159179460, 318358920]

約数ペア:

[(1, 318358920), (2, 159179460), (3, 106119640), (4, 79589730), (5, 63671784), (6, 53059820), (8, 39794865), (10, 31835892), (11, 28941720), (12, 26529910), (15, 21223928), (20, 15917946), (22, 14470860), (24, 13264955), (30, 10611964), (33, 9647240), (40, 7958973), (44, 7235430), (55, 5788344), (60, 5305982), (66, 4823620), (88, 3617715), (110, 2894172), (120, 2652991), (132, 2411810), (165, 1929448), (220, 1447086), (264, 1205905), (330, 964724), (433, 735240), (440, 723543), (557, 571560), (660, 482362), (866, 367620), (1114, 285780), (1299, 245080), (1320, 241181), (1671, 190520), (1732, 183810), (2165, 147048), (2228, 142890), (2598, 122540), (2785, 114312), (3342, 95260), (3464, 91905), (4330, 73524), (4456, 71445), (4763, 66840), (5196, 61270), (5570, 57156), (6127, 51960), (6495, 49016), (6684, 47630), (8355, 38104), (8660, 36762), (9526, 33420), (10392, 30635), (11140, 28578), (12254, 25980), (12990, 24508), (13368, 23815), (14289, 22280), (16710, 19052), (17320, 18381)]