123015780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1$

素因数の和:1626

約数の個数: 96

約数和(自身を含む): 385418880

約数和(自身を除く): 262403100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 270, 314, 471, 540, 628, 785, 942, 1413, 1451, 1570, 1884, 2355, 2826, 2902, 3140, 4239, 4353, 4710, 5652, 5804, 7065, 7255, 8478, 8706, 9420, 13059, 14130, 14510, 16956, 17412, 21195, 21765, 26118, 28260, 29020, 39177, 42390, 43530, 52236, 65295, 78354, 84780, 87060, 130590, 156708, 195885, 227807, 261180, 391770, 455614, 683421, 783540, 911228, 1139035, 1366842, 2050263, 2278070, 2733684, 3417105, 4100526, 4556140, 6150789, 6834210, 8201052, 10251315, 12301578, 13668420, 20502630, 24603156, 30753945, 41005260, 61507890, 123015780]

約数ペア:

[(1, 123015780), (2, 61507890), (3, 41005260), (4, 30753945), (5, 24603156), (6, 20502630), (9, 13668420), (10, 12301578), (12, 10251315), (15, 8201052), (18, 6834210), (20, 6150789), (27, 4556140), (30, 4100526), (36, 3417105), (45, 2733684), (54, 2278070), (60, 2050263), (90, 1366842), (108, 1139035), (135, 911228), (157, 783540), (180, 683421), (270, 455614), (314, 391770), (471, 261180), (540, 227807), (628, 195885), (785, 156708), (942, 130590), (1413, 87060), (1451, 84780), (1570, 78354), (1884, 65295), (2355, 52236), (2826, 43530), (2902, 42390), (3140, 39177), (4239, 29020), (4353, 28260), (4710, 26118), (5652, 21765), (5804, 21195), (7065, 17412), (7255, 16956), (8478, 14510), (8706, 14130), (9420, 13059)]