169898953040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1\times {\mathrm{69991}}^1$

素因数の和:71620

約数の個数: 80

約数和(自身を含む): 416071643520

約数和(自身を除く): 246172690480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1597, 3194, 6388, 7985, 12776, 15970, 25552, 30343, 31940, 60686, 63880, 69991, 121372, 127760, 139982, 151715, 242744, 279964, 303430, 349955, 485488, 559928, 606860, 699910, 1119856, 1213720, 1329829, 1399820, 2427440, 2659658, 2799640, 5319316, 5599280, 6649145, 10638632, 13298290, 21277264, 26596580, 53193160, 106386320, 111775627, 223551254, 447102508, 558878135, 894205016, 1117756270, 1788410032, 2123736913, 2235512540, 4247473826, 4471025080, 8494947652, 8942050160, 10618684565, 16989895304, 21237369130, 33979790608, 42474738260, 84949476520, 169898953040]

約数ペア:

[(1, 169898953040), (2, 84949476520), (4, 42474738260), (5, 33979790608), (8, 21237369130), (10, 16989895304), (16, 10618684565), (19, 8942050160), (20, 8494947652), (38, 4471025080), (40, 4247473826), (76, 2235512540), (80, 2123736913), (95, 1788410032), (152, 1117756270), (190, 894205016), (304, 558878135), (380, 447102508), (760, 223551254), (1520, 111775627), (1597, 106386320), (3194, 53193160), (6388, 26596580), (7985, 21277264), (12776, 13298290), (15970, 10638632), (25552, 6649145), (30343, 5599280), (31940, 5319316), (60686, 2799640), (63880, 2659658), (69991, 2427440), (121372, 1399820), (127760, 1329829), (139982, 1213720), (151715, 1119856), (242744, 699910), (279964, 606860), (303430, 559928), (349955, 485488)]