2649184980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^2$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 8270986752

約数和(自身を除く): 5621801772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 331, 372, 390, 403, 465, 620, 662, 780, 806, 930, 993, 1209, 1324, 1612, 1655, 1860, 1986, 2015, 2418, 3310, 3972, 4030, 4303, 4836, 4965, 6045, 6620, 8060, 8606, 9930, 10261, 12090, 12909, 17212, 19860, 20522, 21515, 24180, 25818, 30783, 41044, 43030, 51305, 51636, 61566, 64545, 86060, 102610, 109561, 123132, 129090, 133393, 153915, 205220, 219122, 258180, 266786, 307830, 328683, 400179, 438244, 533572, 547805, 615660, 657366, 666965, 800358, 1095610, 1314732, 1333930, 1424293, 1600716, 1643415, 2000895, 2191220, 2667860, 2848586, 3286830, 3396391, 4001790, 4272879, 5697172, 6573660, 6792782, 7121465, 8003580, 8545758, 10189173, 13585564, 14242930, 16981955, 17091516, 20378346, 21364395, 28485860, 33963910, 40756692, 42728790, 44153083, 50945865, 67927820, 85457580, 88306166, 101891730, 132459249, 176612332, 203783460, 220765415, 264918498, 441530830, 529836996, 662296245, 883061660, 1324592490, 2649184980]

約数ペア:

[(1, 2649184980), (2, 1324592490), (3, 883061660), (4, 662296245), (5, 529836996), (6, 441530830), (10, 264918498), (12, 220765415), (13, 203783460), (15, 176612332), (20, 132459249), (26, 101891730), (30, 88306166), (31, 85457580), (39, 67927820), (52, 50945865), (60, 44153083), (62, 42728790), (65, 40756692), (78, 33963910), (93, 28485860), (124, 21364395), (130, 20378346), (155, 17091516), (156, 16981955), (186, 14242930), (195, 13585564), (260, 10189173), (310, 8545758), (331, 8003580), (372, 7121465), (390, 6792782), (403, 6573660), (465, 5697172), (620, 4272879), (662, 4001790), (780, 3396391), (806, 3286830), (930, 2848586), (993, 2667860), (1209, 2191220), (1324, 2000895), (1612, 1643415), (1655, 1600716), (1860, 1424293), (1986, 1333930), (2015, 1314732), (2418, 1095610), (3310, 800358), (3972, 666965), (4030, 657366), (4303, 615660), (4836, 547805), (4965, 533572), (6045, 438244), (6620, 400179), (8060, 328683), (8606, 307830), (9930, 266786), (10261, 258180), (12090, 219122), (12909, 205220), (17212, 153915), (19860, 133393), (20522, 129090), (21515, 123132), (24180, 109561), (25818, 102610), (30783, 86060), (41044, 64545), (43030, 61566), (51305, 51636)]