71834520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1585

約数の個数: 128

約数和(自身を含む): 238256640

約数和(自身を除く): 166422120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1531, 1564, 1955, 2040, 2346, 2760, 3062, 3128, 3910, 4593, 4692, 5865, 6124, 7655, 7820, 9186, 9384, 11730, 12248, 15310, 15640, 18372, 22965, 23460, 26027, 30620, 35213, 36744, 45930, 46920, 52054, 61240, 70426, 78081, 91860, 104108, 105639, 130135, 140852, 156162, 176065, 183720, 208216, 211278, 260270, 281704, 312324, 352130, 390405, 422556, 520540, 528195, 598621, 624648, 704260, 780810, 845112, 1041080, 1056390, 1197242, 1408520, 1561620, 1795863, 2112780, 2394484, 2993105, 3123240, 3591726, 4225560, 4788968, 5986210, 7183452, 8979315, 11972420, 14366904, 17958630, 23944840, 35917260, 71834520]

約数ペア:

[(1, 71834520), (2, 35917260), (3, 23944840), (4, 17958630), (5, 14366904), (6, 11972420), (8, 8979315), (10, 7183452), (12, 5986210), (15, 4788968), (17, 4225560), (20, 3591726), (23, 3123240), (24, 2993105), (30, 2394484), (34, 2112780), (40, 1795863), (46, 1561620), (51, 1408520), (60, 1197242), (68, 1056390), (69, 1041080), (85, 845112), (92, 780810), (102, 704260), (115, 624648), (120, 598621), (136, 528195), (138, 520540), (170, 422556), (184, 390405), (204, 352130), (230, 312324), (255, 281704), (276, 260270), (340, 211278), (345, 208216), (391, 183720), (408, 176065), (460, 156162), (510, 140852), (552, 130135), (680, 105639), (690, 104108), (782, 91860), (920, 78081), (1020, 70426), (1173, 61240), (1380, 52054), (1531, 46920), (1564, 45930), (1955, 36744), (2040, 35213), (2346, 30620), (2760, 26027), (3062, 23460), (3128, 22965), (3910, 18372), (4593, 15640), (4692, 15310), (5865, 12248), (6124, 11730), (7655, 9384), (7820, 9186)]