215638920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{85571}}^1$

素因数の和:85595

約数の個数: 96

約数和(自身を含む): 800953920

約数和(自身を除く): 585315000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 85571, 171142, 256713, 342284, 427855, 513426, 598997, 684568, 770139, 855710, 1026852, 1197994, 1283565, 1540278, 1711420, 1796991, 2053704, 2395988, 2567130, 2994985, 3080556, 3422840, 3593982, 3850695, 4791976, 5134260, 5390973, 5989970, 6161112, 7187964, 7701390, 8984955, 10268520, 10781946, 11979940, 14375928, 15402780, 17969910, 21563892, 23959880, 26954865, 30805560, 35939820, 43127784, 53909730, 71879640, 107819460, 215638920]

約数ペア:

[(1, 215638920), (2, 107819460), (3, 71879640), (4, 53909730), (5, 43127784), (6, 35939820), (7, 30805560), (8, 26954865), (9, 23959880), (10, 21563892), (12, 17969910), (14, 15402780), (15, 14375928), (18, 11979940), (20, 10781946), (21, 10268520), (24, 8984955), (28, 7701390), (30, 7187964), (35, 6161112), (36, 5989970), (40, 5390973), (42, 5134260), (45, 4791976), (56, 3850695), (60, 3593982), (63, 3422840), (70, 3080556), (72, 2994985), (84, 2567130), (90, 2395988), (105, 2053704), (120, 1796991), (126, 1711420), (140, 1540278), (168, 1283565), (180, 1197994), (210, 1026852), (252, 855710), (280, 770139), (315, 684568), (360, 598997), (420, 513426), (504, 427855), (630, 342284), (840, 256713), (1260, 171142), (2520, 85571)]