304800680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{659}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 710899200

約数和(自身を除く): 406098520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 373, 620, 659, 746, 1240, 1318, 1492, 1865, 2636, 2984, 3295, 3730, 5272, 6590, 7460, 11563, 13180, 14920, 20429, 23126, 26360, 40858, 46252, 57815, 81716, 92504, 102145, 115630, 163432, 204290, 231260, 245807, 408580, 462520, 491614, 817160, 983228, 1229035, 1966456, 2458070, 4916140, 7620017, 9832280, 15240034, 30480068, 38100085, 60960136, 76200170, 152400340, 304800680]

約数ペア:

[(1, 304800680), (2, 152400340), (4, 76200170), (5, 60960136), (8, 38100085), (10, 30480068), (20, 15240034), (31, 9832280), (40, 7620017), (62, 4916140), (124, 2458070), (155, 1966456), (248, 1229035), (310, 983228), (373, 817160), (620, 491614), (659, 462520), (746, 408580), (1240, 245807), (1318, 231260), (1492, 204290), (1865, 163432), (2636, 115630), (2984, 102145), (3295, 92504), (3730, 81716), (5272, 57815), (6590, 46252), (7460, 40858), (11563, 26360), (13180, 23126), (14920, 20429)]