139440366920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{278413}}^1$

素因数の和:279102

約数の個数: 64

約数和(自身を含む): 330755832000

約数和(自身を除く): 191315465080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 659, 760, 1318, 2636, 3295, 5272, 6590, 12521, 13180, 25042, 26360, 50084, 62605, 100168, 125210, 250420, 278413, 500840, 556826, 1113652, 1392065, 2227304, 2784130, 5289847, 5568260, 10579694, 11136520, 21159388, 26449235, 42318776, 52898470, 105796940, 183474167, 211593880, 366948334, 733896668, 917370835, 1467793336, 1834741670, 3486009173, 3669483340, 6972018346, 7338966680, 13944036692, 17430045865, 27888073384, 34860091730, 69720183460, 139440366920]

約数ペア:

[(1, 139440366920), (2, 69720183460), (4, 34860091730), (5, 27888073384), (8, 17430045865), (10, 13944036692), (19, 7338966680), (20, 6972018346), (38, 3669483340), (40, 3486009173), (76, 1834741670), (95, 1467793336), (152, 917370835), (190, 733896668), (380, 366948334), (659, 211593880), (760, 183474167), (1318, 105796940), (2636, 52898470), (3295, 42318776), (5272, 26449235), (6590, 21159388), (12521, 11136520), (13180, 10579694), (25042, 5568260), (26360, 5289847), (50084, 2784130), (62605, 2227304), (100168, 1392065), (125210, 1113652), (250420, 556826), (278413, 500840)]