149291270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 138109690

約数列:

[1, 2, 5, 10, 43, 47, 83, 86, 89, 94, 166, 178, 215, 235, 415, 430, 445, 470, 830, 890, 2021, 3569, 3827, 3901, 4042, 4183, 7138, 7387, 7654, 7802, 8366, 10105, 14774, 17845, 19135, 19505, 20210, 20915, 35690, 36935, 38270, 39010, 41830, 73870, 167743, 179869, 317641, 335486, 347189, 359738, 635282, 694378, 838715, 899345, 1588205, 1677430, 1735945, 1798690, 3176410, 3471890, 14929127, 29858254, 74645635, 149291270]

約数ペア:

[(1, 149291270), (2, 74645635), (5, 29858254), (10, 14929127), (43, 3471890), (47, 3176410), (83, 1798690), (86, 1735945), (89, 1677430), (94, 1588205), (166, 899345), (178, 838715), (215, 694378), (235, 635282), (415, 359738), (430, 347189), (445, 335486), (470, 317641), (830, 179869), (890, 167743), (2021, 73870), (3569, 41830), (3827, 39010), (3901, 38270), (4042, 36935), (4183, 35690), (7138, 20915), (7387, 20210), (7654, 19505), (7802, 19135), (8366, 17845), (10105, 14774)]