17996946870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{644359}}^1$

素因数の和:644402

約数の個数: 96

約数和(自身を含む): 52889068800

約数和(自身を除く): 34892121930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 735, 798, 931, 1330, 1470, 1862, 1995, 2793, 3990, 4655, 5586, 9310, 13965, 27930, 644359, 1288718, 1933077, 3221795, 3866154, 4510513, 6443590, 9021026, 9665385, 12242821, 13531539, 19330770, 22552565, 24485642, 27063078, 31573591, 36728463, 45105130, 61214105, 63147182, 67657695, 73456926, 85699747, 94720773, 122428210, 135315390, 157867955, 171399494, 183642315, 189441546, 257099241, 315735910, 367284630, 428498735, 473603865, 514198482, 599898229, 856997470, 947207730, 1199796458, 1285496205, 1799694687, 2570992410, 2999491145, 3599389374, 5998982290, 8998473435, 17996946870]

約数ペア:

[(1, 17996946870), (2, 8998473435), (3, 5998982290), (5, 3599389374), (6, 2999491145), (7, 2570992410), (10, 1799694687), (14, 1285496205), (15, 1199796458), (19, 947207730), (21, 856997470), (30, 599898229), (35, 514198482), (38, 473603865), (42, 428498735), (49, 367284630), (57, 315735910), (70, 257099241), (95, 189441546), (98, 183642315), (105, 171399494), (114, 157867955), (133, 135315390), (147, 122428210), (190, 94720773), (210, 85699747), (245, 73456926), (266, 67657695), (285, 63147182), (294, 61214105), (399, 45105130), (490, 36728463), (570, 31573591), (665, 27063078), (735, 24485642), (798, 22552565), (931, 19330770), (1330, 13531539), (1470, 12242821), (1862, 9665385), (1995, 9021026), (2793, 6443590), (3990, 4510513), (4655, 3866154), (5586, 3221795), (9310, 1933077), (13965, 1288718), (27930, 644359)]