18969960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{547}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 60564960

約数和(自身を除く): 41595000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 289, 340, 408, 510, 547, 578, 680, 867, 1020, 1094, 1156, 1445, 1641, 1734, 2040, 2188, 2312, 2735, 2890, 3282, 3468, 4335, 4376, 5470, 5780, 6564, 6936, 8205, 8670, 9299, 10940, 11560, 13128, 16410, 17340, 18598, 21880, 27897, 32820, 34680, 37196, 46495, 55794, 65640, 74392, 92990, 111588, 139485, 158083, 185980, 223176, 278970, 316166, 371960, 474249, 557940, 632332, 790415, 948498, 1115880, 1264664, 1580830, 1896996, 2371245, 3161660, 3793992, 4742490, 6323320, 9484980, 18969960]

約数ペア:

[(1, 18969960), (2, 9484980), (3, 6323320), (4, 4742490), (5, 3793992), (6, 3161660), (8, 2371245), (10, 1896996), (12, 1580830), (15, 1264664), (17, 1115880), (20, 948498), (24, 790415), (30, 632332), (34, 557940), (40, 474249), (51, 371960), (60, 316166), (68, 278970), (85, 223176), (102, 185980), (120, 158083), (136, 139485), (170, 111588), (204, 92990), (255, 74392), (289, 65640), (340, 55794), (408, 46495), (510, 37196), (547, 34680), (578, 32820), (680, 27897), (867, 21880), (1020, 18598), (1094, 17340), (1156, 16410), (1445, 13128), (1641, 11560), (1734, 10940), (2040, 9299), (2188, 8670), (2312, 8205), (2735, 6936), (2890, 6564), (3282, 5780), (3468, 5470), (4335, 4376)]