15474420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 53660880

約数和(自身を除く): 38186460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 389, 390, 442, 468, 510, 585, 612, 663, 765, 778, 780, 884, 1020, 1105, 1167, 1170, 1326, 1530, 1556, 1945, 1989, 2210, 2334, 2340, 2652, 3060, 3315, 3501, 3890, 3978, 4420, 4668, 5057, 5835, 6613, 6630, 7002, 7780, 7956, 9945, 10114, 11670, 13226, 13260, 14004, 15171, 17505, 19839, 19890, 20228, 23340, 25285, 26452, 30342, 33065, 35010, 39678, 39780, 45513, 50570, 59517, 60684, 66130, 70020, 75855, 79356, 85969, 91026, 99195, 101140, 119034, 132260, 151710, 171938, 182052, 198390, 227565, 238068, 257907, 297585, 303420, 343876, 396780, 429845, 455130, 515814, 595170, 773721, 859690, 910260, 1031628, 1190340, 1289535, 1547442, 1719380, 2579070, 3094884, 3868605, 5158140, 7737210, 15474420]

約数ペア:

[(1, 15474420), (2, 7737210), (3, 5158140), (4, 3868605), (5, 3094884), (6, 2579070), (9, 1719380), (10, 1547442), (12, 1289535), (13, 1190340), (15, 1031628), (17, 910260), (18, 859690), (20, 773721), (26, 595170), (30, 515814), (34, 455130), (36, 429845), (39, 396780), (45, 343876), (51, 303420), (52, 297585), (60, 257907), (65, 238068), (68, 227565), (78, 198390), (85, 182052), (90, 171938), (102, 151710), (117, 132260), (130, 119034), (153, 101140), (156, 99195), (170, 91026), (180, 85969), (195, 79356), (204, 75855), (221, 70020), (234, 66130), (255, 60684), (260, 59517), (306, 50570), (340, 45513), (389, 39780), (390, 39678), (442, 35010), (468, 33065), (510, 30342), (585, 26452), (612, 25285), (663, 23340), (765, 20228), (778, 19890), (780, 19839), (884, 17505), (1020, 15171), (1105, 14004), (1167, 13260), (1170, 13226), (1326, 11670), (1530, 10114), (1556, 9945), (1945, 7956), (1989, 7780), (2210, 7002), (2334, 6630), (2340, 6613), (2652, 5835), (3060, 5057), (3315, 4668), (3501, 4420), (3890, 3978)]