1997816040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{823}}^1$

素因数の和:1464

約数の個数: 192

約数和(自身を含む): 7103341440

約数和(自身を除く): 5105525400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 613, 660, 792, 823, 990, 1226, 1320, 1646, 1839, 1980, 2452, 2469, 3065, 3292, 3678, 3960, 4115, 4904, 4938, 5517, 6130, 6584, 6743, 7356, 7407, 8230, 9053, 9195, 9876, 11034, 12260, 12345, 13486, 14712, 14814, 16460, 18106, 18390, 19752, 20229, 22068, 24520, 24690, 26972, 27159, 27585, 29628, 32920, 33715, 36212, 36780, 37035, 40458, 44136, 45265, 49380, 53944, 54318, 55170, 59256, 60687, 67430, 72424, 73560, 74070, 80916, 81477, 90530, 98760, 101145, 108636, 110340, 121374, 134860, 135795, 148140, 161832, 162954, 181060, 202290, 217272, 220680, 242748, 269720, 271590, 296280, 303435, 325908, 362120, 404580, 407385, 485496, 504499, 543180, 606870, 651816, 809160, 814770, 1008998, 1086360, 1213740, 1513497, 1629540, 2017996, 2427480, 2522495, 3026994, 3259080, 4035992, 4540491, 5044990, 5549489, 6053988, 7567485, 9080982, 10089980, 11098978, 12107976, 15134970, 16648467, 18161964, 20179960, 22197956, 22702455, 27747445, 30269940, 33296934, 36323928, 44395912, 45404910, 49945401, 55494890, 60539880, 66593868, 83242335, 90809820, 99890802, 110989780, 133187736, 166484670, 181619640, 199781604, 221979560, 249727005, 332969340, 399563208, 499454010, 665938680, 998908020, 1997816040]

約数ペア:

[(1, 1997816040), (2, 998908020), (3, 665938680), (4, 499454010), (5, 399563208), (6, 332969340), (8, 249727005), (9, 221979560), (10, 199781604), (11, 181619640), (12, 166484670), (15, 133187736), (18, 110989780), (20, 99890802), (22, 90809820), (24, 83242335), (30, 66593868), (33, 60539880), (36, 55494890), (40, 49945401), (44, 45404910), (45, 44395912), (55, 36323928), (60, 33296934), (66, 30269940), (72, 27747445), (88, 22702455), (90, 22197956), (99, 20179960), (110, 18161964), (120, 16648467), (132, 15134970), (165, 12107976), (180, 11098978), (198, 10089980), (220, 9080982), (264, 7567485), (330, 6053988), (360, 5549489), (396, 5044990), (440, 4540491), (495, 4035992), (613, 3259080), (660, 3026994), (792, 2522495), (823, 2427480), (990, 2017996), (1226, 1629540), (1320, 1513497), (1646, 1213740), (1839, 1086360), (1980, 1008998), (2452, 814770), (2469, 809160), (3065, 651816), (3292, 606870), (3678, 543180), (3960, 504499), (4115, 485496), (4904, 407385), (4938, 404580), (5517, 362120), (6130, 325908), (6584, 303435), (6743, 296280), (7356, 271590), (7407, 269720), (8230, 242748), (9053, 220680), (9195, 217272), (9876, 202290), (11034, 181060), (12260, 162954), (12345, 161832), (13486, 148140), (14712, 135795), (14814, 134860), (16460, 121374), (18106, 110340), (18390, 108636), (19752, 101145), (20229, 98760), (22068, 90530), (24520, 81477), (24690, 80916), (26972, 74070), (27159, 73560), (27585, 72424), (29628, 67430), (32920, 60687), (33715, 59256), (36212, 55170), (36780, 54318), (37035, 53944), (40458, 49380), (44136, 45265)]