198962960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 556726272

約数和(自身を除く): 357763312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 157, 217, 248, 280, 292, 310, 314, 365, 434, 496, 511, 560, 584, 620, 628, 730, 785, 868, 1022, 1085, 1099, 1168, 1240, 1256, 1460, 1570, 1736, 2044, 2170, 2198, 2263, 2480, 2512, 2555, 2920, 3140, 3472, 4088, 4340, 4396, 4526, 4867, 5110, 5495, 5840, 6280, 8176, 8680, 8792, 9052, 9734, 10220, 10990, 11315, 11461, 12560, 15841, 17360, 17584, 18104, 19468, 20440, 21980, 22630, 22922, 24335, 31682, 34069, 36208, 38936, 40880, 43960, 45260, 45844, 48670, 57305, 63364, 68138, 77872, 79205, 80227, 87920, 90520, 91688, 97340, 114610, 126728, 136276, 158410, 160454, 170345, 181040, 183376, 194680, 229220, 253456, 272552, 316820, 320908, 340690, 355291, 389360, 401135, 458440, 545104, 633640, 641816, 681380, 710582, 802270, 916880, 1267280, 1283632, 1362760, 1421164, 1604540, 1776455, 2487037, 2725520, 2842328, 3209080, 3552910, 4974074, 5684656, 6418160, 7105820, 9948148, 12435185, 14211640, 19896296, 24870370, 28423280, 39792592, 49740740, 99481480, 198962960]

約数ペア:

[(1, 198962960), (2, 99481480), (4, 49740740), (5, 39792592), (7, 28423280), (8, 24870370), (10, 19896296), (14, 14211640), (16, 12435185), (20, 9948148), (28, 7105820), (31, 6418160), (35, 5684656), (40, 4974074), (56, 3552910), (62, 3209080), (70, 2842328), (73, 2725520), (80, 2487037), (112, 1776455), (124, 1604540), (140, 1421164), (146, 1362760), (155, 1283632), (157, 1267280), (217, 916880), (248, 802270), (280, 710582), (292, 681380), (310, 641816), (314, 633640), (365, 545104), (434, 458440), (496, 401135), (511, 389360), (560, 355291), (584, 340690), (620, 320908), (628, 316820), (730, 272552), (785, 253456), (868, 229220), (1022, 194680), (1085, 183376), (1099, 181040), (1168, 170345), (1240, 160454), (1256, 158410), (1460, 136276), (1570, 126728), (1736, 114610), (2044, 97340), (2170, 91688), (2198, 90520), (2263, 87920), (2480, 80227), (2512, 79205), (2555, 77872), (2920, 68138), (3140, 63364), (3472, 57305), (4088, 48670), (4340, 45844), (4396, 45260), (4526, 43960), (4867, 40880), (5110, 38936), (5495, 36208), (5840, 34069), (6280, 31682), (8176, 24335), (8680, 22922), (8792, 22630), (9052, 21980), (9734, 20440), (10220, 19468), (10990, 18104), (11315, 17584), (11461, 17360), (12560, 15841)]