180198900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{28603}}^1$

素因数の和:28630

約数の個数: 108

約数和(自身を含む): 645535072

約数和(自身を除く): 465336172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 28603, 57206, 85809, 114412, 143015, 171618, 200221, 257427, 286030, 343236, 400442, 429045, 514854, 572060, 600663, 715075, 800884, 858090, 1001105, 1029708, 1201326, 1287135, 1430150, 1716180, 1801989, 2002210, 2145225, 2402652, 2574270, 2860300, 3003315, 3603978, 4004420, 4290450, 5005525, 5148540, 6006630, 6435675, 7207956, 8580900, 9009945, 10011050, 12013260, 12871350, 15016575, 18019890, 20022100, 25742700, 30033150, 36039780, 45049725, 60066300, 90099450, 180198900]

約数ペア:

[(1, 180198900), (2, 90099450), (3, 60066300), (4, 45049725), (5, 36039780), (6, 30033150), (7, 25742700), (9, 20022100), (10, 18019890), (12, 15016575), (14, 12871350), (15, 12013260), (18, 10011050), (20, 9009945), (21, 8580900), (25, 7207956), (28, 6435675), (30, 6006630), (35, 5148540), (36, 5005525), (42, 4290450), (45, 4004420), (50, 3603978), (60, 3003315), (63, 2860300), (70, 2574270), (75, 2402652), (84, 2145225), (90, 2002210), (100, 1801989), (105, 1716180), (126, 1430150), (140, 1287135), (150, 1201326), (175, 1029708), (180, 1001105), (210, 858090), (225, 800884), (252, 715075), (300, 600663), (315, 572060), (350, 514854), (420, 429045), (450, 400442), (525, 343236), (630, 286030), (700, 257427), (900, 200221), (1050, 171618), (1260, 143015), (1575, 114412), (2100, 85809), (3150, 57206), (6300, 28603)]