218669880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12781

約数の個数: 128

約数和(自身を含む): 770757120

約数和(自身を除く): 552087240

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, 12743, 17160, 25486, 38229, 50972, 63715, 76458, 101944, 127430, 140173, 152916, 165659, 191145, 254860, 280346, 305832, 331318, 382290, 420519, 496977, 509720, 560692, 662636, 700865, 764580, 828295, 841038, 993954, 1121384, 1325272, 1401730, 1529160, 1656590, 1682076, 1822249, 1987908, 2102595, 2484885, 2803460, 3313180, 3364152, 3644498, 3975816, 4205190, 4969770, 5466747, 5606920, 6626360, 7288996, 8410380, 9111245, 9939540, 10933494, 14577992, 16820760, 18222490, 19879080, 21866988, 27333735, 36444980, 43733976, 54667470, 72889960, 109334940, 218669880]

約数ペア:

[(1, 218669880), (2, 109334940), (3, 72889960), (4, 54667470), (5, 43733976), (6, 36444980), (8, 27333735), (10, 21866988), (11, 19879080), (12, 18222490), (13, 16820760), (15, 14577992), (20, 10933494), (22, 9939540), (24, 9111245), (26, 8410380), (30, 7288996), (33, 6626360), (39, 5606920), (40, 5466747), (44, 4969770), (52, 4205190), (55, 3975816), (60, 3644498), (65, 3364152), (66, 3313180), (78, 2803460), (88, 2484885), (104, 2102595), (110, 1987908), (120, 1822249), (130, 1682076), (132, 1656590), (143, 1529160), (156, 1401730), (165, 1325272), (195, 1121384), (220, 993954), (260, 841038), (264, 828295), (286, 764580), (312, 700865), (330, 662636), (390, 560692), (429, 509720), (440, 496977), (520, 420519), (572, 382290), (660, 331318), (715, 305832), (780, 280346), (858, 254860), (1144, 191145), (1320, 165659), (1430, 152916), (1560, 140173), (1716, 127430), (2145, 101944), (2860, 76458), (3432, 63715), (4290, 50972), (5720, 38229), (8580, 25486), (12743, 17160)]