128889240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:162

約数の個数: 256

約数和(自身を含む): 444165120

約数和(自身を除く): 315275880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 41, 46, 51, 60, 67, 68, 69, 82, 85, 92, 102, 115, 120, 123, 134, 136, 138, 164, 170, 184, 201, 204, 205, 230, 246, 255, 268, 276, 328, 335, 340, 345, 391, 402, 408, 410, 460, 492, 510, 536, 552, 615, 670, 680, 690, 697, 782, 804, 820, 920, 943, 984, 1005, 1020, 1139, 1173, 1230, 1340, 1380, 1394, 1541, 1564, 1608, 1640, 1886, 1955, 2010, 2040, 2091, 2278, 2346, 2460, 2680, 2747, 2760, 2788, 2829, 3082, 3128, 3417, 3485, 3772, 3910, 4020, 4182, 4556, 4623, 4692, 4715, 4920, 5494, 5576, 5658, 5695, 5865, 6164, 6834, 6970, 7544, 7705, 7820, 8040, 8241, 8364, 9112, 9246, 9384, 9430, 10455, 10988, 11316, 11390, 11730, 12328, 13668, 13735, 13940, 14145, 15410, 15640, 16031, 16482, 16728, 17085, 18492, 18860, 20910, 21976, 22632, 22780, 23115, 23460, 26197, 27336, 27470, 27880, 28290, 30820, 32062, 32964, 34170, 36984, 37720, 41205, 41820, 45560, 46230, 46699, 46920, 48093, 52394, 54940, 56580, 61640, 63181, 64124, 65928, 68340, 78591, 80155, 82410, 83640, 92460, 93398, 96186, 104788, 109880, 113160, 126362, 128248, 130985, 136680, 140097, 157182, 160310, 164820, 184920, 186796, 189543, 192372, 209576, 233495, 240465, 252724, 261970, 280194, 314364, 315905, 320620, 329640, 373592, 379086, 384744, 392955, 466990, 480930, 505448, 523940, 560388, 628728, 631810, 641240, 700485, 758172, 785910, 933980, 947715, 961860, 1047880, 1074077, 1120776, 1263620, 1400970, 1516344, 1571820, 1867960, 1895430, 1923720, 2148154, 2527240, 2801940, 3143640, 3222231, 3790860, 4296308, 5370385, 5603880, 6444462, 7581720, 8592616, 10740770, 12888924, 16111155, 21481540, 25777848, 32222310, 42963080, 64444620, 128889240]

約数ペア:

[(1, 128889240), (2, 64444620), (3, 42963080), (4, 32222310), (5, 25777848), (6, 21481540), (8, 16111155), (10, 12888924), (12, 10740770), (15, 8592616), (17, 7581720), (20, 6444462), (23, 5603880), (24, 5370385), (30, 4296308), (34, 3790860), (40, 3222231), (41, 3143640), (46, 2801940), (51, 2527240), (60, 2148154), (67, 1923720), (68, 1895430), (69, 1867960), (82, 1571820), (85, 1516344), (92, 1400970), (102, 1263620), (115, 1120776), (120, 1074077), (123, 1047880), (134, 961860), (136, 947715), (138, 933980), (164, 785910), (170, 758172), (184, 700485), (201, 641240), (204, 631810), (205, 628728), (230, 560388), (246, 523940), (255, 505448), (268, 480930), (276, 466990), (328, 392955), (335, 384744), (340, 379086), (345, 373592), (391, 329640), (402, 320620), (408, 315905), (410, 314364), (460, 280194), (492, 261970), (510, 252724), (536, 240465), (552, 233495), (615, 209576), (670, 192372), (680, 189543), (690, 186796), (697, 184920), (782, 164820), (804, 160310), (820, 157182), (920, 140097), (943, 136680), (984, 130985), (1005, 128248), (1020, 126362), (1139, 113160), (1173, 109880), (1230, 104788), (1340, 96186), (1380, 93398), (1394, 92460), (1541, 83640), (1564, 82410), (1608, 80155), (1640, 78591), (1886, 68340), (1955, 65928), (2010, 64124), (2040, 63181), (2091, 61640), (2278, 56580), (2346, 54940), (2460, 52394), (2680, 48093), (2747, 46920), (2760, 46699), (2788, 46230), (2829, 45560), (3082, 41820), (3128, 41205), (3417, 37720), (3485, 36984), (3772, 34170), (3910, 32964), (4020, 32062), (4182, 30820), (4556, 28290), (4623, 27880), (4692, 27470), (4715, 27336), (4920, 26197), (5494, 23460), (5576, 23115), (5658, 22780), (5695, 22632), (5865, 21976), (6164, 20910), (6834, 18860), (6970, 18492), (7544, 17085), (7705, 16728), (7820, 16482), (8040, 16031), (8241, 15640), (8364, 15410), (9112, 14145), (9246, 13940), (9384, 13735), (9430, 13668), (10455, 12328), (10988, 11730), (11316, 11390)]