1421895420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31223}}^1$

素因数の和:31272

約数の個数: 144

約数和(自身を含む): 4909911552

約数和(自身を除く): 3488016132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1980, 2070, 2277, 2530, 3036, 3795, 4140, 4554, 5060, 7590, 9108, 11385, 15180, 22770, 31223, 45540, 62446, 93669, 124892, 156115, 187338, 281007, 312230, 343453, 374676, 468345, 562014, 624460, 686906, 718129, 936690, 1030359, 1124028, 1373812, 1405035, 1436258, 1717265, 1873380, 2060718, 2154387, 2810070, 2872516, 3091077, 3434530, 3590645, 4121436, 4308774, 5151795, 5620140, 6182154, 6463161, 6869060, 7181290, 7899419, 8617548, 10303590, 10771935, 12364308, 12926322, 14362580, 15455385, 15798838, 20607180, 21543870, 23698257, 25852644, 30910770, 31597676, 32315805, 39497095, 43087740, 47396514, 61821540, 64631610, 71094771, 78994190, 94793028, 118491285, 129263220, 142189542, 157988380, 236982570, 284379084, 355473855, 473965140, 710947710, 1421895420]

約数ペア:

[(1, 1421895420), (2, 710947710), (3, 473965140), (4, 355473855), (5, 284379084), (6, 236982570), (9, 157988380), (10, 142189542), (11, 129263220), (12, 118491285), (15, 94793028), (18, 78994190), (20, 71094771), (22, 64631610), (23, 61821540), (30, 47396514), (33, 43087740), (36, 39497095), (44, 32315805), (45, 31597676), (46, 30910770), (55, 25852644), (60, 23698257), (66, 21543870), (69, 20607180), (90, 15798838), (92, 15455385), (99, 14362580), (110, 12926322), (115, 12364308), (132, 10771935), (138, 10303590), (165, 8617548), (180, 7899419), (198, 7181290), (207, 6869060), (220, 6463161), (230, 6182154), (253, 5620140), (276, 5151795), (330, 4308774), (345, 4121436), (396, 3590645), (414, 3434530), (460, 3091077), (495, 2872516), (506, 2810070), (660, 2154387), (690, 2060718), (759, 1873380), (828, 1717265), (990, 1436258), (1012, 1405035), (1035, 1373812), (1265, 1124028), (1380, 1030359), (1518, 936690), (1980, 718129), (2070, 686906), (2277, 624460), (2530, 562014), (3036, 468345), (3795, 374676), (4140, 343453), (4554, 312230), (5060, 281007), (7590, 187338), (9108, 156115), (11385, 124892), (15180, 93669), (22770, 62446), (31223, 45540)]