209540760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12211}}^1$

素因数の和:12249

約数の個数: 128

約数和(自身を含む): 738581760

約数和(自身を除く): 529041000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12211, 17160, 24422, 36633, 48844, 61055, 73266, 97688, 122110, 134321, 146532, 158743, 183165, 244220, 268642, 293064, 317486, 366330, 402963, 476229, 488440, 537284, 634972, 671605, 732660, 793715, 805926, 952458, 1074568, 1269944, 1343210, 1465320, 1587430, 1611852, 1746173, 1904916, 2014815, 2381145, 2686420, 3174860, 3223704, 3492346, 3809832, 4029630, 4762290, 5238519, 5372840, 6349720, 6984692, 8059260, 8730865, 9524580, 10477038, 13969384, 16118520, 17461730, 19049160, 20954076, 26192595, 34923460, 41908152, 52385190, 69846920, 104770380, 209540760]

約数ペア:

[(1, 209540760), (2, 104770380), (3, 69846920), (4, 52385190), (5, 41908152), (6, 34923460), (8, 26192595), (10, 20954076), (11, 19049160), (12, 17461730), (13, 16118520), (15, 13969384), (20, 10477038), (22, 9524580), (24, 8730865), (26, 8059260), (30, 6984692), (33, 6349720), (39, 5372840), (40, 5238519), (44, 4762290), (52, 4029630), (55, 3809832), (60, 3492346), (65, 3223704), (66, 3174860), (78, 2686420), (88, 2381145), (104, 2014815), (110, 1904916), (120, 1746173), (130, 1611852), (132, 1587430), (143, 1465320), (156, 1343210), (165, 1269944), (195, 1074568), (220, 952458), (260, 805926), (264, 793715), (286, 732660), (312, 671605), (330, 634972), (390, 537284), (429, 488440), (440, 476229), (520, 402963), (572, 366330), (660, 317486), (715, 293064), (780, 268642), (858, 244220), (1144, 183165), (1320, 158743), (1430, 146532), (1560, 134321), (1716, 122110), (2145, 97688), (2860, 73266), (3432, 61055), (4290, 48844), (5720, 36633), (8580, 24422), (12211, 17160)]