28239199120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{8243}}^1$

素因数の和:8513

約数の個数: 160

約数和(自身を含む): 76178517120

約数和(自身を除く): 47939318000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 229, 272, 340, 374, 440, 458, 680, 748, 880, 916, 935, 1145, 1360, 1496, 1832, 1870, 2290, 2519, 2992, 3664, 3740, 3893, 4580, 5038, 7480, 7786, 8243, 9160, 10076, 12595, 14960, 15572, 16486, 18320, 19465, 20152, 25190, 31144, 32972, 38930, 40304, 41215, 42823, 50380, 62288, 65944, 77860, 82430, 85646, 90673, 100760, 131888, 140131, 155720, 164860, 171292, 181346, 201520, 214115, 280262, 311440, 329720, 342584, 362692, 428230, 453365, 560524, 659440, 685168, 700655, 725384, 856460, 906730, 1121048, 1401310, 1450768, 1541441, 1712920, 1813460, 1887647, 2242096, 2802620, 3082882, 3425840, 3626920, 3775294, 5605240, 6165764, 7253840, 7550588, 7707205, 9438235, 11210480, 12331528, 15101176, 15414410, 18876470, 20764117, 24663056, 30202352, 30828820, 32089999, 37752940, 41528234, 61657640, 64179998, 75505880, 83056468, 103820585, 123315280, 128359996, 151011760, 160449995, 166112936, 207641170, 256719992, 320899990, 332225872, 352989989, 415282340, 513439984, 641799980, 705979978, 830564680, 1283599960, 1411959956, 1661129360, 1764949945, 2567199920, 2823919912, 3529899890, 5647839824, 7059799780, 14119599560, 28239199120]

約数ペア:

[(1, 28239199120), (2, 14119599560), (4, 7059799780), (5, 5647839824), (8, 3529899890), (10, 2823919912), (11, 2567199920), (16, 1764949945), (17, 1661129360), (20, 1411959956), (22, 1283599960), (34, 830564680), (40, 705979978), (44, 641799980), (55, 513439984), (68, 415282340), (80, 352989989), (85, 332225872), (88, 320899990), (110, 256719992), (136, 207641170), (170, 166112936), (176, 160449995), (187, 151011760), (220, 128359996), (229, 123315280), (272, 103820585), (340, 83056468), (374, 75505880), (440, 64179998), (458, 61657640), (680, 41528234), (748, 37752940), (880, 32089999), (916, 30828820), (935, 30202352), (1145, 24663056), (1360, 20764117), (1496, 18876470), (1832, 15414410), (1870, 15101176), (2290, 12331528), (2519, 11210480), (2992, 9438235), (3664, 7707205), (3740, 7550588), (3893, 7253840), (4580, 6165764), (5038, 5605240), (7480, 3775294), (7786, 3626920), (8243, 3425840), (9160, 3082882), (10076, 2802620), (12595, 2242096), (14960, 1887647), (15572, 1813460), (16486, 1712920), (18320, 1541441), (19465, 1450768), (20152, 1401310), (25190, 1121048), (31144, 906730), (32972, 856460), (38930, 725384), (40304, 700655), (41215, 685168), (42823, 659440), (50380, 560524), (62288, 453365), (65944, 428230), (77860, 362692), (82430, 342584), (85646, 329720), (90673, 311440), (100760, 280262), (131888, 214115), (140131, 201520), (155720, 181346), (164860, 171292)]