220428720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5189}}^1$

素因数の和:5267

約数の個数: 120

約数和(自身を含む): 752965200

約数和(自身を除く): 532536480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 59, 60, 72, 80, 90, 118, 120, 144, 177, 180, 236, 240, 295, 354, 360, 472, 531, 590, 708, 720, 885, 944, 1062, 1180, 1416, 1770, 2124, 2360, 2655, 2832, 3540, 4248, 4720, 5189, 5310, 7080, 8496, 10378, 10620, 14160, 15567, 20756, 21240, 25945, 31134, 41512, 42480, 46701, 51890, 62268, 77835, 83024, 93402, 103780, 124536, 155670, 186804, 207560, 233505, 249072, 306151, 311340, 373608, 415120, 467010, 612302, 622680, 747216, 918453, 934020, 1224604, 1245360, 1530755, 1836906, 1868040, 2449208, 2755359, 3061510, 3673812, 3736080, 4592265, 4898416, 5510718, 6123020, 7347624, 9184530, 11021436, 12246040, 13776795, 14695248, 18369060, 22042872, 24492080, 27553590, 36738120, 44085744, 55107180, 73476240, 110214360, 220428720]

約数ペア:

[(1, 220428720), (2, 110214360), (3, 73476240), (4, 55107180), (5, 44085744), (6, 36738120), (8, 27553590), (9, 24492080), (10, 22042872), (12, 18369060), (15, 14695248), (16, 13776795), (18, 12246040), (20, 11021436), (24, 9184530), (30, 7347624), (36, 6123020), (40, 5510718), (45, 4898416), (48, 4592265), (59, 3736080), (60, 3673812), (72, 3061510), (80, 2755359), (90, 2449208), (118, 1868040), (120, 1836906), (144, 1530755), (177, 1245360), (180, 1224604), (236, 934020), (240, 918453), (295, 747216), (354, 622680), (360, 612302), (472, 467010), (531, 415120), (590, 373608), (708, 311340), (720, 306151), (885, 249072), (944, 233505), (1062, 207560), (1180, 186804), (1416, 155670), (1770, 124536), (2124, 103780), (2360, 93402), (2655, 83024), (2832, 77835), (3540, 62268), (4248, 51890), (4720, 46701), (5189, 42480), (5310, 41512), (7080, 31134), (8496, 25945), (10378, 21240), (10620, 20756), (14160, 15567)]