51838920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{6857}}^1$

素因数の和:6884

約数の個数: 128

約数和(自身を含む): 197510400

約数和(自身を除く): 145671480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 6857, 7560, 13714, 20571, 27428, 34285, 41142, 47999, 54856, 61713, 68570, 82284, 95998, 102855, 123426, 137140, 143997, 164568, 185139, 191996, 205710, 239995, 246852, 274280, 287994, 308565, 370278, 383992, 411420, 431991, 479990, 493704, 575988, 617130, 719985, 740556, 822840, 863982, 925695, 959980, 1151976, 1234260, 1295973, 1439970, 1481112, 1727964, 1851390, 1919960, 2159955, 2468520, 2591946, 2879940, 3455928, 3702780, 4319910, 5183892, 5759880, 6479865, 7405560, 8639820, 10367784, 12959730, 17279640, 25919460, 51838920]

約数ペア:

[(1, 51838920), (2, 25919460), (3, 17279640), (4, 12959730), (5, 10367784), (6, 8639820), (7, 7405560), (8, 6479865), (9, 5759880), (10, 5183892), (12, 4319910), (14, 3702780), (15, 3455928), (18, 2879940), (20, 2591946), (21, 2468520), (24, 2159955), (27, 1919960), (28, 1851390), (30, 1727964), (35, 1481112), (36, 1439970), (40, 1295973), (42, 1234260), (45, 1151976), (54, 959980), (56, 925695), (60, 863982), (63, 822840), (70, 740556), (72, 719985), (84, 617130), (90, 575988), (105, 493704), (108, 479990), (120, 431991), (126, 411420), (135, 383992), (140, 370278), (168, 308565), (180, 287994), (189, 274280), (210, 246852), (216, 239995), (252, 205710), (270, 191996), (280, 185139), (315, 164568), (360, 143997), (378, 137140), (420, 123426), (504, 102855), (540, 95998), (630, 82284), (756, 68570), (840, 61713), (945, 54856), (1080, 47999), (1260, 41142), (1512, 34285), (1890, 27428), (2520, 20571), (3780, 13714), (6857, 7560)]