81903616920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{20399}}^1$

素因数の和:21022

約数の個数: 192

約数和(自身を含む): 280687680000

約数和(自身を除く): 198784063080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 587, 684, 760, 855, 1140, 1174, 1368, 1710, 1761, 2280, 2348, 2935, 3420, 3522, 4696, 5283, 5870, 6840, 7044, 8805, 10566, 11153, 11740, 14088, 17610, 20399, 21132, 22306, 23480, 26415, 33459, 35220, 40798, 42264, 44612, 52830, 55765, 61197, 66918, 70440, 81596, 89224, 100377, 101995, 105660, 111530, 122394, 133836, 163192, 167295, 183591, 200754, 203990, 211320, 223060, 244788, 267672, 305985, 334590, 367182, 387581, 401508, 407980, 446120, 489576, 501885, 611970, 669180, 734364, 775162, 803016, 815960, 917955, 1003770, 1162743, 1223940, 1338360, 1468728, 1550324, 1835910, 1937905, 2007540, 2325486, 2447880, 3100648, 3488229, 3671820, 3875810, 4015080, 4650972, 5813715, 6976458, 7343640, 7751620, 9301944, 11627430, 11974213, 13952916, 15503240, 17441145, 23254860, 23948426, 27905832, 34882290, 35922639, 46509720, 47896852, 59871065, 69764580, 71845278, 95793704, 107767917, 119742130, 139529160, 143690556, 179613195, 215535834, 227510047, 239484260, 287381112, 359226390, 431071668, 455020094, 478968520, 538839585, 682530141, 718452780, 862143336, 910040188, 1077679170, 1137550235, 1365060282, 1436905560, 1820080376, 2047590423, 2155358340, 2275100470, 2730120564, 3412650705, 4095180846, 4310716680, 4550200940, 5460241128, 6825301410, 8190361692, 9100401880, 10237952115, 13650602820, 16380723384, 20475904230, 27301205640, 40951808460, 81903616920]

約数ペア:

[(1, 81903616920), (2, 40951808460), (3, 27301205640), (4, 20475904230), (5, 16380723384), (6, 13650602820), (8, 10237952115), (9, 9100401880), (10, 8190361692), (12, 6825301410), (15, 5460241128), (18, 4550200940), (19, 4310716680), (20, 4095180846), (24, 3412650705), (30, 2730120564), (36, 2275100470), (38, 2155358340), (40, 2047590423), (45, 1820080376), (57, 1436905560), (60, 1365060282), (72, 1137550235), (76, 1077679170), (90, 910040188), (95, 862143336), (114, 718452780), (120, 682530141), (152, 538839585), (171, 478968520), (180, 455020094), (190, 431071668), (228, 359226390), (285, 287381112), (342, 239484260), (360, 227510047), (380, 215535834), (456, 179613195), (570, 143690556), (587, 139529160), (684, 119742130), (760, 107767917), (855, 95793704), (1140, 71845278), (1174, 69764580), (1368, 59871065), (1710, 47896852), (1761, 46509720), (2280, 35922639), (2348, 34882290), (2935, 27905832), (3420, 23948426), (3522, 23254860), (4696, 17441145), (5283, 15503240), (5870, 13952916), (6840, 11974213), (7044, 11627430), (8805, 9301944), (10566, 7751620), (11153, 7343640), (11740, 6976458), (14088, 5813715), (17610, 4650972), (20399, 4015080), (21132, 3875810), (22306, 3671820), (23480, 3488229), (26415, 3100648), (33459, 2447880), (35220, 2325486), (40798, 2007540), (42264, 1937905), (44612, 1835910), (52830, 1550324), (55765, 1468728), (61197, 1338360), (66918, 1223940), (70440, 1162743), (81596, 1003770), (89224, 917955), (100377, 815960), (101995, 803016), (105660, 775162), (111530, 734364), (122394, 669180), (133836, 611970), (163192, 501885), (167295, 489576), (183591, 446120), (200754, 407980), (203990, 401508), (211320, 387581), (223060, 367182), (244788, 334590), (267672, 305985)]