221630292

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 648058320

約数和(自身を除く): 426428028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 89, 102, 117, 153, 156, 178, 204, 221, 234, 267, 306, 313, 356, 442, 468, 534, 612, 626, 663, 801, 884, 939, 1068, 1157, 1252, 1326, 1513, 1602, 1878, 1989, 2314, 2652, 2817, 3026, 3204, 3471, 3756, 3978, 4069, 4539, 4628, 5321, 5634, 6052, 6942, 7956, 8138, 9078, 10413, 10642, 11268, 12207, 13617, 13884, 15963, 16276, 18156, 19669, 20826, 21284, 24414, 27234, 27857, 31926, 36621, 39338, 41652, 47889, 48828, 54468, 55714, 59007, 63852, 69173, 73242, 78676, 83571, 95778, 111428, 118014, 138346, 146484, 167142, 177021, 191556, 207519, 236028, 250713, 276692, 334284, 354042, 362141, 415038, 473569, 501426, 622557, 708084, 724282, 830076, 947138, 1002852, 1086423, 1245114, 1420707, 1448564, 1894276, 2172846, 2490228, 2841414, 3259269, 4262121, 4345692, 5682828, 6156397, 6518538, 8524242, 12312794, 13037076, 17048484, 18469191, 24625588, 36938382, 55407573, 73876764, 110815146, 221630292]

約数ペア:

[(1, 221630292), (2, 110815146), (3, 73876764), (4, 55407573), (6, 36938382), (9, 24625588), (12, 18469191), (13, 17048484), (17, 13037076), (18, 12312794), (26, 8524242), (34, 6518538), (36, 6156397), (39, 5682828), (51, 4345692), (52, 4262121), (68, 3259269), (78, 2841414), (89, 2490228), (102, 2172846), (117, 1894276), (153, 1448564), (156, 1420707), (178, 1245114), (204, 1086423), (221, 1002852), (234, 947138), (267, 830076), (306, 724282), (313, 708084), (356, 622557), (442, 501426), (468, 473569), (534, 415038), (612, 362141), (626, 354042), (663, 334284), (801, 276692), (884, 250713), (939, 236028), (1068, 207519), (1157, 191556), (1252, 177021), (1326, 167142), (1513, 146484), (1602, 138346), (1878, 118014), (1989, 111428), (2314, 95778), (2652, 83571), (2817, 78676), (3026, 73242), (3204, 69173), (3471, 63852), (3756, 59007), (3978, 55714), (4069, 54468), (4539, 48828), (4628, 47889), (5321, 41652), (5634, 39338), (6052, 36621), (6942, 31926), (7956, 27857), (8138, 27234), (9078, 24414), (10413, 21284), (10642, 20826), (11268, 19669), (12207, 18156), (13617, 16276), (13884, 15963)]