647294880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1151

約数の個数: 192

約数和(自身を含む): 2158119936

約数和(自身を除く): 1510825056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 465, 480, 492, 496, 615, 620, 656, 744, 820, 930, 984, 992, 1061, 1230, 1240, 1271, 1312, 1488, 1640, 1860, 1968, 2122, 2460, 2480, 2542, 2976, 3183, 3280, 3720, 3813, 3936, 4244, 4920, 4960, 5084, 5305, 6355, 6366, 6560, 7440, 7626, 8488, 9840, 10168, 10610, 12710, 12732, 14880, 15252, 15915, 16976, 19065, 19680, 20336, 21220, 25420, 25464, 30504, 31830, 32891, 33952, 38130, 40672, 42440, 43501, 50840, 50928, 61008, 63660, 65782, 76260, 84880, 87002, 98673, 101680, 101856, 122016, 127320, 130503, 131564, 152520, 164455, 169760, 174004, 197346, 203360, 217505, 254640, 261006, 263128, 305040, 328910, 348008, 394692, 435010, 493365, 509280, 522012, 526256, 610080, 652515, 657820, 696016, 789384, 870020, 986730, 1044024, 1052512, 1305030, 1315640, 1348531, 1392032, 1578768, 1740040, 1973460, 2088048, 2610060, 2631280, 2697062, 3157536, 3480080, 3946920, 4045593, 4176096, 5220120, 5262560, 5394124, 6742655, 6960160, 7893840, 8091186, 10440240, 10788248, 13485310, 15787680, 16182372, 20227965, 20880480, 21576496, 26970620, 32364744, 40455930, 43152992, 53941240, 64729488, 80911860, 107882480, 129458976, 161823720, 215764960, 323647440, 647294880]

約数ペア:

[(1, 647294880), (2, 323647440), (3, 215764960), (4, 161823720), (5, 129458976), (6, 107882480), (8, 80911860), (10, 64729488), (12, 53941240), (15, 43152992), (16, 40455930), (20, 32364744), (24, 26970620), (30, 21576496), (31, 20880480), (32, 20227965), (40, 16182372), (41, 15787680), (48, 13485310), (60, 10788248), (62, 10440240), (80, 8091186), (82, 7893840), (93, 6960160), (96, 6742655), (120, 5394124), (123, 5262560), (124, 5220120), (155, 4176096), (160, 4045593), (164, 3946920), (186, 3480080), (205, 3157536), (240, 2697062), (246, 2631280), (248, 2610060), (310, 2088048), (328, 1973460), (372, 1740040), (410, 1578768), (465, 1392032), (480, 1348531), (492, 1315640), (496, 1305030), (615, 1052512), (620, 1044024), (656, 986730), (744, 870020), (820, 789384), (930, 696016), (984, 657820), (992, 652515), (1061, 610080), (1230, 526256), (1240, 522012), (1271, 509280), (1312, 493365), (1488, 435010), (1640, 394692), (1860, 348008), (1968, 328910), (2122, 305040), (2460, 263128), (2480, 261006), (2542, 254640), (2976, 217505), (3183, 203360), (3280, 197346), (3720, 174004), (3813, 169760), (3936, 164455), (4244, 152520), (4920, 131564), (4960, 130503), (5084, 127320), (5305, 122016), (6355, 101856), (6366, 101680), (6560, 98673), (7440, 87002), (7626, 84880), (8488, 76260), (9840, 65782), (10168, 63660), (10610, 61008), (12710, 50928), (12732, 50840), (14880, 43501), (15252, 42440), (15915, 40672), (16976, 38130), (19065, 33952), (19680, 32891), (20336, 31830), (21220, 30504), (25420, 25464)]