15419820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 47500992

約数和(自身を除く): 32081172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 373, 390, 530, 636, 689, 746, 780, 795, 1060, 1119, 1378, 1492, 1590, 1865, 2067, 2238, 2756, 3180, 3445, 3730, 4134, 4476, 4849, 5595, 6890, 7460, 8268, 9698, 10335, 11190, 13780, 14547, 19396, 19769, 20670, 22380, 24245, 29094, 39538, 41340, 48490, 58188, 59307, 72735, 79076, 96980, 98845, 118614, 145470, 197690, 237228, 256997, 290940, 296535, 395380, 513994, 593070, 770991, 1027988, 1186140, 1284985, 1541982, 2569970, 3083964, 3854955, 5139940, 7709910, 15419820]

約数ペア:

[(1, 15419820), (2, 7709910), (3, 5139940), (4, 3854955), (5, 3083964), (6, 2569970), (10, 1541982), (12, 1284985), (13, 1186140), (15, 1027988), (20, 770991), (26, 593070), (30, 513994), (39, 395380), (52, 296535), (53, 290940), (60, 256997), (65, 237228), (78, 197690), (106, 145470), (130, 118614), (156, 98845), (159, 96980), (195, 79076), (212, 72735), (260, 59307), (265, 58188), (318, 48490), (373, 41340), (390, 39538), (530, 29094), (636, 24245), (689, 22380), (746, 20670), (780, 19769), (795, 19396), (1060, 14547), (1119, 13780), (1378, 11190), (1492, 10335), (1590, 9698), (1865, 8268), (2067, 7460), (2238, 6890), (2756, 5595), (3180, 4849), (3445, 4476), (3730, 4134)]