2015656860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{21521}}^1$

素因数の和:21763

約数の個数: 96

約数和(自身を含む): 6479327232

約数和(自身を除く): 4463670372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 2230, 2676, 3122, 3345, 4460, 4683, 6244, 6690, 7805, 9366, 13380, 15610, 18732, 21521, 23415, 31220, 43042, 46830, 64563, 86084, 93660, 107605, 129126, 150647, 215210, 258252, 301294, 322815, 430420, 451941, 602588, 645630, 753235, 903882, 1291260, 1506470, 1807764, 2259705, 3012940, 4519410, 4799183, 9038820, 9598366, 14397549, 19196732, 23995915, 28795098, 33594281, 47991830, 57590196, 67188562, 71987745, 95983660, 100782843, 134377124, 143975490, 167971405, 201565686, 287950980, 335942810, 403131372, 503914215, 671885620, 1007828430, 2015656860]

約数ペア:

[(1, 2015656860), (2, 1007828430), (3, 671885620), (4, 503914215), (5, 403131372), (6, 335942810), (7, 287950980), (10, 201565686), (12, 167971405), (14, 143975490), (15, 134377124), (20, 100782843), (21, 95983660), (28, 71987745), (30, 67188562), (35, 57590196), (42, 47991830), (60, 33594281), (70, 28795098), (84, 23995915), (105, 19196732), (140, 14397549), (210, 9598366), (223, 9038820), (420, 4799183), (446, 4519410), (669, 3012940), (892, 2259705), (1115, 1807764), (1338, 1506470), (1561, 1291260), (2230, 903882), (2676, 753235), (3122, 645630), (3345, 602588), (4460, 451941), (4683, 430420), (6244, 322815), (6690, 301294), (7805, 258252), (9366, 215210), (13380, 150647), (15610, 129126), (18732, 107605), (21521, 93660), (23415, 86084), (31220, 64563), (43042, 46830)]