15617220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 47246976

約数和(自身を除く): 31629756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 251, 255, 305, 340, 366, 502, 510, 610, 732, 753, 915, 1004, 1020, 1037, 1220, 1255, 1506, 1830, 2074, 2510, 3012, 3111, 3660, 3765, 4148, 4267, 5020, 5185, 6222, 7530, 8534, 10370, 12444, 12801, 15060, 15311, 15555, 17068, 20740, 21335, 25602, 30622, 31110, 42670, 45933, 51204, 61244, 62220, 64005, 76555, 85340, 91866, 128010, 153110, 183732, 229665, 256020, 260287, 306220, 459330, 520574, 780861, 918660, 1041148, 1301435, 1561722, 2602870, 3123444, 3904305, 5205740, 7808610, 15617220]

約数ペア:

[(1, 15617220), (2, 7808610), (3, 5205740), (4, 3904305), (5, 3123444), (6, 2602870), (10, 1561722), (12, 1301435), (15, 1041148), (17, 918660), (20, 780861), (30, 520574), (34, 459330), (51, 306220), (60, 260287), (61, 256020), (68, 229665), (85, 183732), (102, 153110), (122, 128010), (170, 91866), (183, 85340), (204, 76555), (244, 64005), (251, 62220), (255, 61244), (305, 51204), (340, 45933), (366, 42670), (502, 31110), (510, 30622), (610, 25602), (732, 21335), (753, 20740), (915, 17068), (1004, 15555), (1020, 15311), (1037, 15060), (1220, 12801), (1255, 12444), (1506, 10370), (1830, 8534), (2074, 7530), (2510, 6222), (3012, 5185), (3111, 5020), (3660, 4267), (3765, 4148)]