42455120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 115706880

約数和(自身を除く): 73251760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 34, 38, 40, 53, 62, 68, 76, 80, 85, 95, 106, 124, 136, 152, 155, 170, 190, 212, 248, 265, 272, 304, 310, 323, 340, 380, 424, 496, 527, 530, 589, 620, 646, 680, 760, 848, 901, 1007, 1054, 1060, 1178, 1240, 1292, 1360, 1520, 1615, 1643, 1802, 2014, 2108, 2120, 2356, 2480, 2584, 2635, 2945, 3230, 3286, 3604, 4028, 4216, 4240, 4505, 4712, 5035, 5168, 5270, 5890, 6460, 6572, 7208, 8056, 8215, 8432, 9010, 9424, 10013, 10070, 10540, 11780, 12920, 13144, 14416, 16112, 16430, 17119, 18020, 20026, 20140, 21080, 23560, 25840, 26288, 27931, 31217, 32860, 34238, 36040, 40052, 40280, 42160, 47120, 50065, 55862, 62434, 65720, 68476, 72080, 80104, 80560, 85595, 100130, 111724, 124868, 131440, 136952, 139655, 156085, 160208, 171190, 200260, 223448, 249736, 273904, 279310, 312170, 342380, 400520, 446896, 499472, 530689, 558620, 624340, 684760, 801040, 1061378, 1117240, 1248680, 1369520, 2122756, 2234480, 2497360, 2653445, 4245512, 5306890, 8491024, 10613780, 21227560, 42455120]

約数ペア:

[(1, 42455120), (2, 21227560), (4, 10613780), (5, 8491024), (8, 5306890), (10, 4245512), (16, 2653445), (17, 2497360), (19, 2234480), (20, 2122756), (31, 1369520), (34, 1248680), (38, 1117240), (40, 1061378), (53, 801040), (62, 684760), (68, 624340), (76, 558620), (80, 530689), (85, 499472), (95, 446896), (106, 400520), (124, 342380), (136, 312170), (152, 279310), (155, 273904), (170, 249736), (190, 223448), (212, 200260), (248, 171190), (265, 160208), (272, 156085), (304, 139655), (310, 136952), (323, 131440), (340, 124868), (380, 111724), (424, 100130), (496, 85595), (527, 80560), (530, 80104), (589, 72080), (620, 68476), (646, 65720), (680, 62434), (760, 55862), (848, 50065), (901, 47120), (1007, 42160), (1054, 40280), (1060, 40052), (1178, 36040), (1240, 34238), (1292, 32860), (1360, 31217), (1520, 27931), (1615, 26288), (1643, 25840), (1802, 23560), (2014, 21080), (2108, 20140), (2120, 20026), (2356, 18020), (2480, 17119), (2584, 16430), (2635, 16112), (2945, 14416), (3230, 13144), (3286, 12920), (3604, 11780), (4028, 10540), (4216, 10070), (4240, 10013), (4505, 9424), (4712, 9010), (5035, 8432), (5168, 8215), (5270, 8056), (5890, 7208), (6460, 6572)]