155518320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20903}}^1$

素因数の和:20950

約数の個数: 80

約数和(自身を含む): 497682432

約数和(自身を除く): 342164112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 20903, 41806, 62709, 83612, 104515, 125418, 167224, 209030, 250836, 313545, 334448, 418060, 501672, 627090, 647993, 836120, 1003344, 1254180, 1295986, 1672240, 1943979, 2508360, 2591972, 3239965, 3887958, 5016720, 5183944, 6479930, 7775916, 9719895, 10367888, 12959860, 15551832, 19439790, 25919720, 31103664, 38879580, 51839440, 77759160, 155518320]

約数ペア:

[(1, 155518320), (2, 77759160), (3, 51839440), (4, 38879580), (5, 31103664), (6, 25919720), (8, 19439790), (10, 15551832), (12, 12959860), (15, 10367888), (16, 9719895), (20, 7775916), (24, 6479930), (30, 5183944), (31, 5016720), (40, 3887958), (48, 3239965), (60, 2591972), (62, 2508360), (80, 1943979), (93, 1672240), (120, 1295986), (124, 1254180), (155, 1003344), (186, 836120), (240, 647993), (248, 627090), (310, 501672), (372, 418060), (465, 334448), (496, 313545), (620, 250836), (744, 209030), (930, 167224), (1240, 125418), (1488, 104515), (1860, 83612), (2480, 62709), (3720, 41806), (7440, 20903)]