154427980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 390297600

約数和(自身を除く): 235869620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 199, 230, 241, 322, 398, 460, 482, 644, 796, 805, 964, 995, 1205, 1393, 1610, 1687, 1990, 2410, 2786, 3220, 3374, 3980, 4577, 4820, 5543, 5572, 6748, 6965, 8435, 9154, 11086, 13930, 16870, 18308, 22172, 22885, 27715, 27860, 32039, 33740, 38801, 45770, 47959, 55430, 64078, 77602, 91540, 95918, 110860, 128156, 155204, 160195, 191836, 194005, 239795, 320390, 335713, 388010, 479590, 640780, 671426, 776020, 959180, 1103057, 1342852, 1678565, 2206114, 3357130, 4412228, 5515285, 6714260, 7721399, 11030570, 15442798, 22061140, 30885596, 38606995, 77213990, 154427980]

約数ペア:

[(1, 154427980), (2, 77213990), (4, 38606995), (5, 30885596), (7, 22061140), (10, 15442798), (14, 11030570), (20, 7721399), (23, 6714260), (28, 5515285), (35, 4412228), (46, 3357130), (70, 2206114), (92, 1678565), (115, 1342852), (140, 1103057), (161, 959180), (199, 776020), (230, 671426), (241, 640780), (322, 479590), (398, 388010), (460, 335713), (482, 320390), (644, 239795), (796, 194005), (805, 191836), (964, 160195), (995, 155204), (1205, 128156), (1393, 110860), (1610, 95918), (1687, 91540), (1990, 77602), (2410, 64078), (2786, 55430), (3220, 47959), (3374, 45770), (3980, 38801), (4577, 33740), (4820, 32039), (5543, 27860), (5572, 27715), (6748, 22885), (6965, 22172), (8435, 18308), (9154, 16870), (11086, 13930)]