247488720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60659}}^1$

素因数の和:60692

約数の個数: 80

約数和(自身を含む): 812358720

約数和(自身を除く): 564870000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 60659, 121318, 181977, 242636, 303295, 363954, 485272, 606590, 727908, 909885, 970544, 1031203, 1213180, 1455816, 1819770, 2062406, 2426360, 2911632, 3093609, 3639540, 4124812, 4852720, 5156015, 6187218, 7279080, 8249624, 10312030, 12374436, 14558160, 15468045, 16499248, 20624060, 24748872, 30936090, 41248120, 49497744, 61872180, 82496240, 123744360, 247488720]

約数ペア:

[(1, 247488720), (2, 123744360), (3, 82496240), (4, 61872180), (5, 49497744), (6, 41248120), (8, 30936090), (10, 24748872), (12, 20624060), (15, 16499248), (16, 15468045), (17, 14558160), (20, 12374436), (24, 10312030), (30, 8249624), (34, 7279080), (40, 6187218), (48, 5156015), (51, 4852720), (60, 4124812), (68, 3639540), (80, 3093609), (85, 2911632), (102, 2426360), (120, 2062406), (136, 1819770), (170, 1455816), (204, 1213180), (240, 1031203), (255, 970544), (272, 909885), (340, 727908), (408, 606590), (510, 485272), (680, 363954), (816, 303295), (1020, 242636), (1360, 181977), (2040, 121318), (4080, 60659)]