218921040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 240

約数和(自身を含む): 834113280

約数和(自身を除く): 615192240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1231, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2462, 2470, 2736, 2964, 3120, 3420, 3693, 3705, 3952, 4446, 4560, 4680, 4924, 4940, 5928, 6155, 6840, 7386, 7410, 8892, 9360, 9848, 9880, 11079, 11115, 11856, 12310, 13680, 14772, 14820, 16003, 17784, 18465, 19696, 19760, 22158, 22230, 23389, 24620, 29544, 29640, 32006, 35568, 36930, 44316, 44460, 46778, 48009, 49240, 55395, 59088, 59280, 64012, 70167, 73860, 80015, 88632, 88920, 93556, 96018, 98480, 110790, 116945, 128024, 140334, 144027, 147720, 160030, 177264, 177840, 187112, 192036, 210501, 221580, 233890, 240045, 256048, 280668, 288054, 295440, 304057, 320060, 350835, 374224, 384072, 421002, 443160, 467780, 480090, 561336, 576108, 608114, 640120, 701670, 720135, 768144, 842004, 886320, 912171, 935560, 960180, 1052505, 1122672, 1152216, 1216228, 1280240, 1403340, 1440270, 1520285, 1684008, 1824342, 1871120, 1920360, 2105010, 2304432, 2432456, 2736513, 2806680, 2880540, 3040570, 3368016, 3648684, 3840720, 4210020, 4560855, 4864912, 5473026, 5613360, 5761080, 6081140, 7297368, 8420040, 9121710, 10946052, 11522160, 12162280, 13682565, 14594736, 16840080, 18243420, 21892104, 24324560, 27365130, 36486840, 43784208, 54730260, 72973680, 109460520, 218921040]

約数ペア:

[(1, 218921040), (2, 109460520), (3, 72973680), (4, 54730260), (5, 43784208), (6, 36486840), (8, 27365130), (9, 24324560), (10, 21892104), (12, 18243420), (13, 16840080), (15, 14594736), (16, 13682565), (18, 12162280), (19, 11522160), (20, 10946052), (24, 9121710), (26, 8420040), (30, 7297368), (36, 6081140), (38, 5761080), (39, 5613360), (40, 5473026), (45, 4864912), (48, 4560855), (52, 4210020), (57, 3840720), (60, 3648684), (65, 3368016), (72, 3040570), (76, 2880540), (78, 2806680), (80, 2736513), (90, 2432456), (95, 2304432), (104, 2105010), (114, 1920360), (117, 1871120), (120, 1824342), (130, 1684008), (144, 1520285), (152, 1440270), (156, 1403340), (171, 1280240), (180, 1216228), (190, 1152216), (195, 1122672), (208, 1052505), (228, 960180), (234, 935560), (240, 912171), (247, 886320), (260, 842004), (285, 768144), (304, 720135), (312, 701670), (342, 640120), (360, 608114), (380, 576108), (390, 561336), (456, 480090), (468, 467780), (494, 443160), (520, 421002), (570, 384072), (585, 374224), (624, 350835), (684, 320060), (720, 304057), (741, 295440), (760, 288054), (780, 280668), (855, 256048), (912, 240045), (936, 233890), (988, 221580), (1040, 210501), (1140, 192036), (1170, 187112), (1231, 177840), (1235, 177264), (1368, 160030), (1482, 147720), (1520, 144027), (1560, 140334), (1710, 128024), (1872, 116945), (1976, 110790), (2223, 98480), (2280, 96018), (2340, 93556), (2462, 88920), (2470, 88632), (2736, 80015), (2964, 73860), (3120, 70167), (3420, 64012), (3693, 59280), (3705, 59088), (3952, 55395), (4446, 49240), (4560, 48009), (4680, 46778), (4924, 44460), (4940, 44316), (5928, 36930), (6155, 35568), (6840, 32006), (7386, 29640), (7410, 29544), (8892, 24620), (9360, 23389), (9848, 22230), (9880, 22158), (11079, 19760), (11115, 19696), (11856, 18465), (12310, 17784), (13680, 16003), (14772, 14820)]