890279640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17539}}^1$

素因数の和:17606

約数の個数: 128

約数和(自身を含む): 3030912000

約数和(自身を除く): 2140632360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 705, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2538, 2820, 3384, 4230, 5076, 5640, 6345, 8460, 10152, 12690, 16920, 17539, 25380, 35078, 50760, 52617, 70156, 87695, 105234, 140312, 157851, 175390, 210468, 263085, 315702, 350780, 420936, 473553, 526170, 631404, 701560, 789255, 824333, 947106, 1052340, 1262808, 1578510, 1648666, 1894212, 2104680, 2367765, 2472999, 3157020, 3297332, 3788424, 4121665, 4735530, 4945998, 6314040, 6594664, 7418997, 8243330, 9471060, 9891996, 12364995, 14837994, 16486660, 18942120, 19783992, 22256991, 24729990, 29675988, 32973320, 37094985, 44513982, 49459980, 59351976, 74189970, 89027964, 98919960, 111284955, 148379940, 178055928, 222569910, 296759880, 445139820, 890279640]

約数ペア:

[(1, 890279640), (2, 445139820), (3, 296759880), (4, 222569910), (5, 178055928), (6, 148379940), (8, 111284955), (9, 98919960), (10, 89027964), (12, 74189970), (15, 59351976), (18, 49459980), (20, 44513982), (24, 37094985), (27, 32973320), (30, 29675988), (36, 24729990), (40, 22256991), (45, 19783992), (47, 18942120), (54, 16486660), (60, 14837994), (72, 12364995), (90, 9891996), (94, 9471060), (108, 8243330), (120, 7418997), (135, 6594664), (141, 6314040), (180, 4945998), (188, 4735530), (216, 4121665), (235, 3788424), (270, 3297332), (282, 3157020), (360, 2472999), (376, 2367765), (423, 2104680), (470, 1894212), (540, 1648666), (564, 1578510), (705, 1262808), (846, 1052340), (940, 947106), (1080, 824333), (1128, 789255), (1269, 701560), (1410, 631404), (1692, 526170), (1880, 473553), (2115, 420936), (2538, 350780), (2820, 315702), (3384, 263085), (4230, 210468), (5076, 175390), (5640, 157851), (6345, 140312), (8460, 105234), (10152, 87695), (12690, 70156), (16920, 52617), (17539, 50760), (25380, 35078)]