238965240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 744629760

約数和(自身を除く): 505664520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 107, 111, 120, 148, 185, 214, 222, 296, 321, 370, 428, 444, 503, 535, 555, 642, 740, 856, 888, 1006, 1070, 1110, 1284, 1480, 1509, 1605, 2012, 2140, 2220, 2515, 2568, 3018, 3210, 3959, 4024, 4280, 4440, 5030, 6036, 6420, 7545, 7918, 10060, 11877, 12072, 12840, 15090, 15836, 18611, 19795, 20120, 23754, 30180, 31672, 37222, 39590, 47508, 53821, 55833, 59385, 60360, 74444, 79180, 93055, 95016, 107642, 111666, 118770, 148888, 158360, 161463, 186110, 215284, 223332, 237540, 269105, 279165, 322926, 372220, 430568, 446664, 475080, 538210, 558330, 645852, 744440, 807315, 1076420, 1116660, 1291704, 1614630, 1991377, 2152840, 2233320, 3229260, 3982754, 5974131, 6458520, 7965508, 9956885, 11948262, 15931016, 19913770, 23896524, 29870655, 39827540, 47793048, 59741310, 79655080, 119482620, 238965240]

約数ペア:

[(1, 238965240), (2, 119482620), (3, 79655080), (4, 59741310), (5, 47793048), (6, 39827540), (8, 29870655), (10, 23896524), (12, 19913770), (15, 15931016), (20, 11948262), (24, 9956885), (30, 7965508), (37, 6458520), (40, 5974131), (60, 3982754), (74, 3229260), (107, 2233320), (111, 2152840), (120, 1991377), (148, 1614630), (185, 1291704), (214, 1116660), (222, 1076420), (296, 807315), (321, 744440), (370, 645852), (428, 558330), (444, 538210), (503, 475080), (535, 446664), (555, 430568), (642, 372220), (740, 322926), (856, 279165), (888, 269105), (1006, 237540), (1070, 223332), (1110, 215284), (1284, 186110), (1480, 161463), (1509, 158360), (1605, 148888), (2012, 118770), (2140, 111666), (2220, 107642), (2515, 95016), (2568, 93055), (3018, 79180), (3210, 74444), (3959, 60360), (4024, 59385), (4280, 55833), (4440, 53821), (5030, 47508), (6036, 39590), (6420, 37222), (7545, 31672), (7918, 30180), (10060, 23754), (11877, 20120), (12072, 19795), (12840, 18611), (15090, 15836)]