646510680

素因数分解:

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

素因数の和:1591

約数の個数: 256

約数和(自身を含む): 2382566400

約数和(自身を除く): 1736055720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 27, 30, 34, 36, 40, 45, 46, 51, 54, 60, 68, 69, 72, 85, 90, 92, 102, 108, 115, 120, 135, 136, 138, 153, 170, 180, 184, 204, 207, 216, 230, 255, 270, 276, 306, 340, 345, 360, 391, 408, 414, 459, 460, 510, 540, 552, 612, 621, 680, 690, 765, 782, 828, 918, 920, 1020, 1035, 1080, 1173, 1224, 1242, 1380, 1530, 1531, 1564, 1656, 1836, 1955, 2040, 2070, 2295, 2346, 2484, 2760, 3060, 3062, 3105, 3128, 3519, 3672, 3910, 4140, 4590, 4593, 4692, 4968, 5865, 6120, 6124, 6210, 7038, 7655, 7820, 8280, 9180, 9186, 9384, 10557, 11730, 12248, 12420, 13779, 14076, 15310, 15640, 17595, 18360, 18372, 21114, 22965, 23460, 24840, 26027, 27558, 28152, 30620, 35190, 35213, 36744, 41337, 42228, 45930, 46920, 52054, 52785, 55116, 61240, 68895, 70380, 70426, 78081, 82674, 84456, 91860, 104108, 105570, 105639, 110232, 130135, 137790, 140760, 140852, 156162, 165348, 176065, 183720, 206685, 208216, 211140, 211278, 234243, 260270, 275580, 281704, 312324, 316917, 330696, 352130, 390405, 413370, 422280, 422556, 468486, 520540, 528195, 551160, 598621, 624648, 633834, 702729, 704260, 780810, 826740, 845112, 936972, 950751, 1041080, 1056390, 1171215, 1197242, 1267668, 1405458, 1408520, 1561620, 1584585, 1653480, 1795863, 1873944, 1901502, 2112780, 2342430, 2394484, 2535336, 2810916, 2993105, 3123240, 3169170, 3513645, 3591726, 3803004, 4225560, 4684860, 4753755, 4788968, 5387589, 5621832, 5986210, 6338340, 7027290, 7183452, 7606008, 8979315, 9369720, 9507510, 10775178, 11972420, 12676680, 14054580, 14366904, 16162767, 17958630, 19015020, 21550356, 23944840, 26937945, 28109160, 32325534, 35917260, 38030040, 43100712, 53875890, 64651068, 71834520, 80813835, 107751780, 129302136, 161627670, 215503560, 323255340, 646510680]

約数ペア:

[(1, 646510680), (2, 323255340), (3, 215503560), (4, 161627670), (5, 129302136), (6, 107751780), (8, 80813835), (9, 71834520), (10, 64651068), (12, 53875890), (15, 43100712), (17, 38030040), (18, 35917260), (20, 32325534), (23, 28109160), (24, 26937945), (27, 23944840), (30, 21550356), (34, 19015020), (36, 17958630), (40, 16162767), (45, 14366904), (46, 14054580), (51, 12676680), (54, 11972420), (60, 10775178), (68, 9507510), (69, 9369720), (72, 8979315), (85, 7606008), (90, 7183452), (92, 7027290), (102, 6338340), (108, 5986210), (115, 5621832), (120, 5387589), (135, 4788968), (136, 4753755), (138, 4684860), (153, 4225560), (170, 3803004), (180, 3591726), (184, 3513645), (204, 3169170), (207, 3123240), (216, 2993105), (230, 2810916), (255, 2535336), (270, 2394484), (276, 2342430), (306, 2112780), (340, 1901502), (345, 1873944), (360, 1795863), (391, 1653480), (408, 1584585), (414, 1561620), (459, 1408520), (460, 1405458), (510, 1267668), (540, 1197242), (552, 1171215), (612, 1056390), (621, 1041080), (680, 950751), (690, 936972), (765, 845112), (782, 826740), (828, 780810), (918, 704260), (920, 702729), (1020, 633834), (1035, 624648), (1080, 598621), (1173, 551160), (1224, 528195), (1242, 520540), (1380, 468486), (1530, 422556), (1531, 422280), (1564, 413370), (1656, 390405), (1836, 352130), (1955, 330696), (2040, 316917), (2070, 312324), (2295, 281704), (2346, 275580), (2484, 260270), (2760, 234243), (3060, 211278), (3062, 211140), (3105, 208216), (3128, 206685), (3519, 183720), (3672, 176065), (3910, 165348), (4140, 156162), (4590, 140852), (4593, 140760), (4692, 137790), (4968, 130135), (5865, 110232), (6120, 105639), (6124, 105570), (6210, 104108), (7038, 91860), (7655, 84456), (7820, 82674), (8280, 78081), (9180, 70426), (9186, 70380), (9384, 68895), (10557, 61240), (11730, 55116), (12248, 52785), (12420, 52054), (13779, 46920), (14076, 45930), (15310, 42228), (15640, 41337), (17595, 36744), (18360, 35213), (18372, 35190), (21114, 30620), (22965, 28152), (23460, 27558), (24840, 26027)]