641862540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19069}}^1$

素因数の和:19112

約数の個数: 144

約数和(自身を含む): 2249039520

約数和(自身を除く): 1607176980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1980, 2244, 2805, 3060, 3366, 3740, 5610, 6732, 8415, 11220, 16830, 19069, 33660, 38138, 57207, 76276, 95345, 114414, 171621, 190690, 209759, 228828, 286035, 324173, 343242, 381380, 419518, 572070, 629277, 648346, 686484, 839036, 858105, 972519, 1048795, 1144140, 1258554, 1296692, 1620865, 1716210, 1887831, 1945038, 2097590, 2517108, 2917557, 3146385, 3241730, 3432420, 3565903, 3775662, 3890076, 4195180, 4862595, 5835114, 6292770, 6483460, 7131806, 7551324, 9439155, 9725190, 10697709, 11670228, 12585540, 14263612, 14587785, 17829515, 18878310, 19450380, 21395418, 29175570, 32093127, 35659030, 37756620, 42790836, 53488545, 58351140, 64186254, 71318060, 106977090, 128372508, 160465635, 213954180, 320931270, 641862540]

約数ペア:

[(1, 641862540), (2, 320931270), (3, 213954180), (4, 160465635), (5, 128372508), (6, 106977090), (9, 71318060), (10, 64186254), (11, 58351140), (12, 53488545), (15, 42790836), (17, 37756620), (18, 35659030), (20, 32093127), (22, 29175570), (30, 21395418), (33, 19450380), (34, 18878310), (36, 17829515), (44, 14587785), (45, 14263612), (51, 12585540), (55, 11670228), (60, 10697709), (66, 9725190), (68, 9439155), (85, 7551324), (90, 7131806), (99, 6483460), (102, 6292770), (110, 5835114), (132, 4862595), (153, 4195180), (165, 3890076), (170, 3775662), (180, 3565903), (187, 3432420), (198, 3241730), (204, 3146385), (220, 2917557), (255, 2517108), (306, 2097590), (330, 1945038), (340, 1887831), (374, 1716210), (396, 1620865), (495, 1296692), (510, 1258554), (561, 1144140), (612, 1048795), (660, 972519), (748, 858105), (765, 839036), (935, 686484), (990, 648346), (1020, 629277), (1122, 572070), (1530, 419518), (1683, 381380), (1870, 343242), (1980, 324173), (2244, 286035), (2805, 228828), (3060, 209759), (3366, 190690), (3740, 171621), (5610, 114414), (6732, 95345), (8415, 76276), (11220, 57207), (16830, 38138), (19069, 33660)]