74143720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:467

約数の個数: 128

約数和(自身を含む): 206323200

約数和(自身を除く): 132179480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 115, 116, 140, 145, 161, 184, 203, 230, 232, 280, 290, 322, 397, 406, 460, 580, 644, 667, 794, 805, 812, 920, 1015, 1160, 1288, 1334, 1588, 1610, 1624, 1985, 2030, 2668, 2779, 3176, 3220, 3335, 3970, 4060, 4669, 5336, 5558, 6440, 6670, 7940, 8120, 9131, 9338, 11116, 11513, 13340, 13895, 15880, 18262, 18676, 22232, 23026, 23345, 26680, 27790, 36524, 37352, 45655, 46052, 46690, 55580, 57565, 63917, 73048, 80591, 91310, 92104, 93380, 111160, 115130, 127834, 161182, 182620, 186760, 230260, 255668, 264799, 319585, 322364, 365240, 402955, 460520, 511336, 529598, 639170, 644728, 805910, 1059196, 1278340, 1323995, 1611820, 1853593, 2118392, 2556680, 2647990, 3223640, 3707186, 5295980, 7414372, 9267965, 10591960, 14828744, 18535930, 37071860, 74143720]

約数ペア:

[(1, 74143720), (2, 37071860), (4, 18535930), (5, 14828744), (7, 10591960), (8, 9267965), (10, 7414372), (14, 5295980), (20, 3707186), (23, 3223640), (28, 2647990), (29, 2556680), (35, 2118392), (40, 1853593), (46, 1611820), (56, 1323995), (58, 1278340), (70, 1059196), (92, 805910), (115, 644728), (116, 639170), (140, 529598), (145, 511336), (161, 460520), (184, 402955), (203, 365240), (230, 322364), (232, 319585), (280, 264799), (290, 255668), (322, 230260), (397, 186760), (406, 182620), (460, 161182), (580, 127834), (644, 115130), (667, 111160), (794, 93380), (805, 92104), (812, 91310), (920, 80591), (1015, 73048), (1160, 63917), (1288, 57565), (1334, 55580), (1588, 46690), (1610, 46052), (1624, 45655), (1985, 37352), (2030, 36524), (2668, 27790), (2779, 26680), (3176, 23345), (3220, 23026), (3335, 22232), (3970, 18676), (4060, 18262), (4669, 15880), (5336, 13895), (5558, 13340), (6440, 11513), (6670, 11116), (7940, 9338), (8120, 9131)]