30839640

素因数分解:

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

素因数の和:453

約数の個数: 128

約数和(自身を含む): 101787840

約数和(自身を除く): 70948200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 373, 390, 424, 520, 530, 636, 689, 746, 780, 795, 1060, 1119, 1272, 1378, 1492, 1560, 1590, 1865, 2067, 2120, 2238, 2756, 2984, 3180, 3445, 3730, 4134, 4476, 4849, 5512, 5595, 6360, 6890, 7460, 8268, 8952, 9698, 10335, 11190, 13780, 14547, 14920, 16536, 19396, 19769, 20670, 22380, 24245, 27560, 29094, 38792, 39538, 41340, 44760, 48490, 58188, 59307, 72735, 79076, 82680, 96980, 98845, 116376, 118614, 145470, 158152, 193960, 197690, 237228, 256997, 290940, 296535, 395380, 474456, 513994, 581880, 593070, 770991, 790760, 1027988, 1186140, 1284985, 1541982, 2055976, 2372280, 2569970, 3083964, 3854955, 5139940, 6167928, 7709910, 10279880, 15419820, 30839640]

約数ペア:

[(1, 30839640), (2, 15419820), (3, 10279880), (4, 7709910), (5, 6167928), (6, 5139940), (8, 3854955), (10, 3083964), (12, 2569970), (13, 2372280), (15, 2055976), (20, 1541982), (24, 1284985), (26, 1186140), (30, 1027988), (39, 790760), (40, 770991), (52, 593070), (53, 581880), (60, 513994), (65, 474456), (78, 395380), (104, 296535), (106, 290940), (120, 256997), (130, 237228), (156, 197690), (159, 193960), (195, 158152), (212, 145470), (260, 118614), (265, 116376), (312, 98845), (318, 96980), (373, 82680), (390, 79076), (424, 72735), (520, 59307), (530, 58188), (636, 48490), (689, 44760), (746, 41340), (780, 39538), (795, 38792), (1060, 29094), (1119, 27560), (1272, 24245), (1378, 22380), (1492, 20670), (1560, 19769), (1590, 19396), (1865, 16536), (2067, 14920), (2120, 14547), (2238, 13780), (2756, 11190), (2984, 10335), (3180, 9698), (3445, 8952), (3730, 8268), (4134, 7460), (4476, 6890), (4849, 6360), (5512, 5595)]