19454035120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1823}}^1$

素因数の和:2211

約数の個数: 160

約数和(自身を含む): 50460770304

約数和(自身を除く): 31006735184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 331, 403, 496, 520, 620, 662, 806, 1040, 1240, 1324, 1612, 1655, 1823, 2015, 2480, 2648, 3224, 3310, 3646, 4030, 4303, 5296, 6448, 6620, 7292, 8060, 8606, 9115, 10261, 13240, 14584, 16120, 17212, 18230, 20522, 21515, 23699, 26480, 29168, 32240, 34424, 36460, 41044, 43030, 47398, 51305, 56513, 68848, 72920, 82088, 86060, 94796, 102610, 113026, 118495, 133393, 145840, 164176, 172120, 189592, 205220, 226052, 236990, 266786, 282565, 344240, 379184, 410440, 452104, 473980, 533572, 565130, 603413, 666965, 734669, 820880, 904208, 947960, 1067144, 1130260, 1206826, 1333930, 1469338, 1895920, 2134288, 2260520, 2413652, 2667860, 2938676, 3017065, 3673345, 4521040, 4827304, 5335720, 5877352, 6034130, 7346690, 7844369, 9654608, 10671440, 11754704, 12068260, 14693380, 15688738, 18705803, 24136520, 29386760, 31377476, 37411606, 39221845, 48273040, 58773520, 62754952, 74823212, 78443690, 93529015, 125509904, 149646424, 156887380, 187058030, 243175439, 299292848, 313774760, 374116060, 486350878, 627549520, 748232120, 972701756, 1215877195, 1496464240, 1945403512, 2431754390, 3890807024, 4863508780, 9727017560, 19454035120]

約数ペア:

[(1, 19454035120), (2, 9727017560), (4, 4863508780), (5, 3890807024), (8, 2431754390), (10, 1945403512), (13, 1496464240), (16, 1215877195), (20, 972701756), (26, 748232120), (31, 627549520), (40, 486350878), (52, 374116060), (62, 313774760), (65, 299292848), (80, 243175439), (104, 187058030), (124, 156887380), (130, 149646424), (155, 125509904), (208, 93529015), (248, 78443690), (260, 74823212), (310, 62754952), (331, 58773520), (403, 48273040), (496, 39221845), (520, 37411606), (620, 31377476), (662, 29386760), (806, 24136520), (1040, 18705803), (1240, 15688738), (1324, 14693380), (1612, 12068260), (1655, 11754704), (1823, 10671440), (2015, 9654608), (2480, 7844369), (2648, 7346690), (3224, 6034130), (3310, 5877352), (3646, 5335720), (4030, 4827304), (4303, 4521040), (5296, 3673345), (6448, 3017065), (6620, 2938676), (7292, 2667860), (8060, 2413652), (8606, 2260520), (9115, 2134288), (10261, 1895920), (13240, 1469338), (14584, 1333930), (16120, 1206826), (17212, 1130260), (18230, 1067144), (20522, 947960), (21515, 904208), (23699, 820880), (26480, 734669), (29168, 666965), (32240, 603413), (34424, 565130), (36460, 533572), (41044, 473980), (43030, 452104), (47398, 410440), (51305, 379184), (56513, 344240), (68848, 282565), (72920, 266786), (82088, 236990), (86060, 226052), (94796, 205220), (102610, 189592), (113026, 172120), (118495, 164176), (133393, 145840)]