1639871820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2179}}^1$

素因数の和:2344

約数の個数: 144

約数和(自身を含む): 5156292960

約数和(自身を除く): 3516421140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 113, 148, 180, 185, 222, 226, 333, 339, 370, 444, 452, 555, 565, 666, 678, 740, 1017, 1110, 1130, 1332, 1356, 1665, 1695, 2034, 2179, 2220, 2260, 3330, 3390, 4068, 4181, 4358, 5085, 6537, 6660, 6780, 8362, 8716, 10170, 10895, 12543, 13074, 16724, 19611, 20340, 20905, 21790, 25086, 26148, 32685, 37629, 39222, 41810, 43580, 50172, 62715, 65370, 75258, 78444, 80623, 83620, 98055, 125430, 130740, 150516, 161246, 188145, 196110, 241869, 246227, 250860, 322492, 376290, 392220, 403115, 483738, 492454, 725607, 738681, 752580, 806230, 967476, 984908, 1209345, 1231135, 1451214, 1477362, 1612460, 2216043, 2418690, 2462270, 2902428, 2954724, 3628035, 3693405, 4432086, 4837380, 4924540, 7256070, 7386810, 8864172, 9110399, 11080215, 14512140, 14773620, 18220798, 22160430, 27331197, 36441596, 44320860, 45551995, 54662394, 81993591, 91103990, 109324788, 136655985, 163987182, 182207980, 273311970, 327974364, 409967955, 546623940, 819935910, 1639871820]

約数ペア:

[(1, 1639871820), (2, 819935910), (3, 546623940), (4, 409967955), (5, 327974364), (6, 273311970), (9, 182207980), (10, 163987182), (12, 136655985), (15, 109324788), (18, 91103990), (20, 81993591), (30, 54662394), (36, 45551995), (37, 44320860), (45, 36441596), (60, 27331197), (74, 22160430), (90, 18220798), (111, 14773620), (113, 14512140), (148, 11080215), (180, 9110399), (185, 8864172), (222, 7386810), (226, 7256070), (333, 4924540), (339, 4837380), (370, 4432086), (444, 3693405), (452, 3628035), (555, 2954724), (565, 2902428), (666, 2462270), (678, 2418690), (740, 2216043), (1017, 1612460), (1110, 1477362), (1130, 1451214), (1332, 1231135), (1356, 1209345), (1665, 984908), (1695, 967476), (2034, 806230), (2179, 752580), (2220, 738681), (2260, 725607), (3330, 492454), (3390, 483738), (4068, 403115), (4181, 392220), (4358, 376290), (5085, 322492), (6537, 250860), (6660, 246227), (6780, 241869), (8362, 196110), (8716, 188145), (10170, 161246), (10895, 150516), (12543, 130740), (13074, 125430), (16724, 98055), (19611, 83620), (20340, 80623), (20905, 78444), (21790, 75258), (25086, 65370), (26148, 62715), (32685, 50172), (37629, 43580), (39222, 41810)]