161307900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:861

約数の個数: 216

約数和(自身を含む): 577244304

約数和(自身を除く): 415936404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 25, 26, 30, 34, 36, 39, 45, 50, 51, 52, 60, 65, 68, 75, 78, 85, 90, 100, 102, 117, 130, 150, 153, 156, 170, 180, 195, 204, 221, 225, 234, 255, 260, 300, 306, 325, 340, 390, 425, 442, 450, 468, 510, 585, 612, 650, 663, 765, 780, 811, 850, 884, 900, 975, 1020, 1105, 1170, 1275, 1300, 1326, 1530, 1622, 1700, 1950, 1989, 2210, 2340, 2433, 2550, 2652, 2925, 3060, 3244, 3315, 3825, 3900, 3978, 4055, 4420, 4866, 5100, 5525, 5850, 6630, 7299, 7650, 7956, 8110, 9732, 9945, 10543, 11050, 11700, 12165, 13260, 13787, 14598, 15300, 16220, 16575, 19890, 20275, 21086, 22100, 24330, 27574, 29196, 31629, 33150, 36495, 39780, 40550, 41361, 42172, 48660, 49725, 52715, 55148, 60825, 63258, 66300, 68935, 72990, 81100, 82722, 94887, 99450, 105430, 121650, 124083, 126516, 137870, 145980, 158145, 165444, 179231, 182475, 189774, 198900, 206805, 210860, 243300, 248166, 263575, 275740, 316290, 344675, 358462, 364950, 379548, 413610, 474435, 496332, 527150, 537693, 620415, 632580, 689350, 716924, 729900, 790725, 827220, 896155, 948870, 1034025, 1054300, 1075386, 1240830, 1378700, 1581450, 1613079, 1792310, 1897740, 2068050, 2150772, 2372175, 2481660, 2688465, 3102075, 3162900, 3226158, 3584620, 4136100, 4480775, 4744350, 5376930, 6204150, 6452316, 8065395, 8961550, 9488700, 10753860, 12408300, 13442325, 16130790, 17923100, 26884650, 32261580, 40326975, 53769300, 80653950, 161307900]

約数ペア:

[(1, 161307900), (2, 80653950), (3, 53769300), (4, 40326975), (5, 32261580), (6, 26884650), (9, 17923100), (10, 16130790), (12, 13442325), (13, 12408300), (15, 10753860), (17, 9488700), (18, 8961550), (20, 8065395), (25, 6452316), (26, 6204150), (30, 5376930), (34, 4744350), (36, 4480775), (39, 4136100), (45, 3584620), (50, 3226158), (51, 3162900), (52, 3102075), (60, 2688465), (65, 2481660), (68, 2372175), (75, 2150772), (78, 2068050), (85, 1897740), (90, 1792310), (100, 1613079), (102, 1581450), (117, 1378700), (130, 1240830), (150, 1075386), (153, 1054300), (156, 1034025), (170, 948870), (180, 896155), (195, 827220), (204, 790725), (221, 729900), (225, 716924), (234, 689350), (255, 632580), (260, 620415), (300, 537693), (306, 527150), (325, 496332), (340, 474435), (390, 413610), (425, 379548), (442, 364950), (450, 358462), (468, 344675), (510, 316290), (585, 275740), (612, 263575), (650, 248166), (663, 243300), (765, 210860), (780, 206805), (811, 198900), (850, 189774), (884, 182475), (900, 179231), (975, 165444), (1020, 158145), (1105, 145980), (1170, 137870), (1275, 126516), (1300, 124083), (1326, 121650), (1530, 105430), (1622, 99450), (1700, 94887), (1950, 82722), (1989, 81100), (2210, 72990), (2340, 68935), (2433, 66300), (2550, 63258), (2652, 60825), (2925, 55148), (3060, 52715), (3244, 49725), (3315, 48660), (3825, 42172), (3900, 41361), (3978, 40550), (4055, 39780), (4420, 36495), (4866, 33150), (5100, 31629), (5525, 29196), (5850, 27574), (6630, 24330), (7299, 22100), (7650, 21086), (7956, 20275), (8110, 19890), (9732, 16575), (9945, 16220), (10543, 15300), (11050, 14598), (11700, 13787), (12165, 13260)]