120815820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{977}}^1$

素因数の和:1224

約数の個数: 96

約数和(自身を含む): 377899200

約数和(自身を除く): 257083380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 229, 270, 458, 540, 687, 916, 977, 1145, 1374, 1954, 2061, 2290, 2748, 2931, 3435, 3908, 4122, 4580, 4885, 5862, 6183, 6870, 8244, 8793, 9770, 10305, 11724, 12366, 13740, 14655, 17586, 19540, 20610, 24732, 26379, 29310, 30915, 35172, 41220, 43965, 52758, 58620, 61830, 87930, 105516, 123660, 131895, 175860, 223733, 263790, 447466, 527580, 671199, 894932, 1118665, 1342398, 2013597, 2237330, 2684796, 3355995, 4027194, 4474660, 6040791, 6711990, 8054388, 10067985, 12081582, 13423980, 20135970, 24163164, 30203955, 40271940, 60407910, 120815820]

約数ペア:

[(1, 120815820), (2, 60407910), (3, 40271940), (4, 30203955), (5, 24163164), (6, 20135970), (9, 13423980), (10, 12081582), (12, 10067985), (15, 8054388), (18, 6711990), (20, 6040791), (27, 4474660), (30, 4027194), (36, 3355995), (45, 2684796), (54, 2237330), (60, 2013597), (90, 1342398), (108, 1118665), (135, 894932), (180, 671199), (229, 527580), (270, 447466), (458, 263790), (540, 223733), (687, 175860), (916, 131895), (977, 123660), (1145, 105516), (1374, 87930), (1954, 61830), (2061, 58620), (2290, 52758), (2748, 43965), (2931, 41220), (3435, 35172), (3908, 30915), (4122, 29310), (4580, 26379), (4885, 24732), (5862, 20610), (6183, 19540), (6870, 17586), (8244, 14655), (8793, 13740), (9770, 12366), (10305, 11724)]