1220342280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:924

約数の個数: 256

約数和(自身を含む): 4180377600

約数和(自身を除く): 2960035320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 31, 34, 40, 46, 51, 60, 62, 68, 69, 85, 92, 93, 102, 115, 120, 124, 136, 138, 155, 170, 184, 186, 204, 230, 248, 255, 276, 310, 340, 345, 372, 391, 408, 460, 465, 510, 527, 552, 620, 680, 690, 713, 744, 782, 839, 920, 930, 1020, 1054, 1173, 1240, 1380, 1426, 1564, 1581, 1678, 1860, 1955, 2040, 2108, 2139, 2346, 2517, 2635, 2760, 2852, 3128, 3162, 3356, 3565, 3720, 3910, 4195, 4216, 4278, 4692, 5034, 5270, 5704, 5865, 6324, 6712, 7130, 7820, 7905, 8390, 8556, 9384, 10068, 10540, 10695, 11730, 12121, 12585, 12648, 14260, 14263, 15640, 15810, 16780, 17112, 19297, 20136, 21080, 21390, 23460, 24242, 25170, 26009, 28520, 28526, 31620, 33560, 36363, 38594, 42780, 42789, 46920, 48484, 50340, 52018, 57052, 57891, 60605, 63240, 71315, 72726, 77188, 78027, 85560, 85578, 96485, 96968, 100680, 104036, 114104, 115782, 121210, 130045, 142630, 145452, 154376, 156054, 171156, 181815, 192970, 208072, 213945, 231564, 242420, 260090, 285260, 289455, 290904, 312108, 328049, 342312, 363630, 385940, 390135, 427890, 442153, 463128, 484840, 520180, 570520, 578910, 598207, 624216, 656098, 727260, 771880, 780270, 855780, 884306, 984147, 1040360, 1157820, 1196414, 1312196, 1326459, 1454520, 1560540, 1640245, 1711560, 1768612, 1794621, 1968294, 2210765, 2315640, 2392828, 2624392, 2652918, 2991035, 3121080, 3280490, 3537224, 3589242, 3936588, 4421530, 4785656, 4920735, 5305836, 5982070, 6560980, 6632295, 7178484, 7873176, 8843060, 8973105, 9841470, 10169519, 10611672, 11964140, 13121960, 13264590, 14356968, 17686120, 17946210, 19682940, 20339038, 23928280, 26529180, 30508557, 35892420, 39365880, 40678076, 50847595, 53058360, 61017114, 71784840, 81356152, 101695190, 122034228, 152542785, 203390380, 244068456, 305085570, 406780760, 610171140, 1220342280]

約数ペア:

[(1, 1220342280), (2, 610171140), (3, 406780760), (4, 305085570), (5, 244068456), (6, 203390380), (8, 152542785), (10, 122034228), (12, 101695190), (15, 81356152), (17, 71784840), (20, 61017114), (23, 53058360), (24, 50847595), (30, 40678076), (31, 39365880), (34, 35892420), (40, 30508557), (46, 26529180), (51, 23928280), (60, 20339038), (62, 19682940), (68, 17946210), (69, 17686120), (85, 14356968), (92, 13264590), (93, 13121960), (102, 11964140), (115, 10611672), (120, 10169519), (124, 9841470), (136, 8973105), (138, 8843060), (155, 7873176), (170, 7178484), (184, 6632295), (186, 6560980), (204, 5982070), (230, 5305836), (248, 4920735), (255, 4785656), (276, 4421530), (310, 3936588), (340, 3589242), (345, 3537224), (372, 3280490), (391, 3121080), (408, 2991035), (460, 2652918), (465, 2624392), (510, 2392828), (527, 2315640), (552, 2210765), (620, 1968294), (680, 1794621), (690, 1768612), (713, 1711560), (744, 1640245), (782, 1560540), (839, 1454520), (920, 1326459), (930, 1312196), (1020, 1196414), (1054, 1157820), (1173, 1040360), (1240, 984147), (1380, 884306), (1426, 855780), (1564, 780270), (1581, 771880), (1678, 727260), (1860, 656098), (1955, 624216), (2040, 598207), (2108, 578910), (2139, 570520), (2346, 520180), (2517, 484840), (2635, 463128), (2760, 442153), (2852, 427890), (3128, 390135), (3162, 385940), (3356, 363630), (3565, 342312), (3720, 328049), (3910, 312108), (4195, 290904), (4216, 289455), (4278, 285260), (4692, 260090), (5034, 242420), (5270, 231564), (5704, 213945), (5865, 208072), (6324, 192970), (6712, 181815), (7130, 171156), (7820, 156054), (7905, 154376), (8390, 145452), (8556, 142630), (9384, 130045), (10068, 121210), (10540, 115782), (10695, 114104), (11730, 104036), (12121, 100680), (12585, 96968), (12648, 96485), (14260, 85578), (14263, 85560), (15640, 78027), (15810, 77188), (16780, 72726), (17112, 71315), (19297, 63240), (20136, 60605), (21080, 57891), (21390, 57052), (23460, 52018), (24242, 50340), (25170, 48484), (26009, 46920), (28520, 42789), (28526, 42780), (31620, 38594), (33560, 36363)]