744942015

素因数分解:

$3^5\times 5^1\times {\mathrm{83}}^2\times {\mathrm{89}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 1370612880

約数和(自身を除く): 625670865

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 89, 135, 243, 249, 267, 405, 415, 445, 747, 801, 1215, 1245, 1335, 2241, 2403, 3735, 4005, 6723, 6889, 7209, 7387, 11205, 12015, 20169, 20667, 21627, 22161, 33615, 34445, 36045, 36935, 62001, 66483, 100845, 103335, 108135, 110805, 186003, 199449, 310005, 332415, 558009, 598347, 613121, 930015, 997245, 1674027, 1795041, 1839363, 2790045, 2991735, 3065605, 5518089, 8370135, 8975205, 9196815, 16554267, 27590445, 49662801, 82771335, 148988403, 248314005, 744942015]

約数ペア:

[(1, 744942015), (3, 248314005), (5, 148988403), (9, 82771335), (15, 49662801), (27, 27590445), (45, 16554267), (81, 9196815), (83, 8975205), (89, 8370135), (135, 5518089), (243, 3065605), (249, 2991735), (267, 2790045), (405, 1839363), (415, 1795041), (445, 1674027), (747, 997245), (801, 930015), (1215, 613121), (1245, 598347), (1335, 558009), (2241, 332415), (2403, 310005), (3735, 199449), (4005, 186003), (6723, 110805), (6889, 108135), (7209, 103335), (7387, 100845), (11205, 66483), (12015, 62001), (20169, 36935), (20667, 36045), (21627, 34445), (22161, 33615)]