15203058520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{2683}}^1$

素因数の和:3365

約数の個数: 128

約数和(自身を含む): 39080543040

約数和(自身を除く): 23877484520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 641, 680, 884, 1105, 1282, 1768, 2210, 2564, 2683, 3205, 4420, 5128, 5366, 6410, 8333, 8840, 10732, 10897, 12820, 13415, 16666, 21464, 21794, 25640, 26830, 33332, 34879, 41665, 43588, 45611, 53660, 54485, 66664, 69758, 83330, 87176, 91222, 107320, 108970, 139516, 141661, 166660, 174395, 182444, 217940, 228055, 279032, 283322, 333320, 348790, 364888, 435880, 456110, 566644, 592943, 697580, 708305, 912220, 1133288, 1185886, 1395160, 1416610, 1719803, 1824440, 2371772, 2833220, 2964715, 3439606, 4743544, 5666440, 5929430, 6879212, 8599015, 11858860, 13758424, 17198030, 22357439, 23717720, 29236651, 34396060, 44714878, 58473302, 68792120, 89429756, 111787195, 116946604, 146183255, 178859512, 223574390, 233893208, 292366510, 380076463, 447148780, 584733020, 760152926, 894297560, 1169466040, 1520305852, 1900382315, 3040611704, 3800764630, 7601529260, 15203058520]

約数ペア:

[(1, 15203058520), (2, 7601529260), (4, 3800764630), (5, 3040611704), (8, 1900382315), (10, 1520305852), (13, 1169466040), (17, 894297560), (20, 760152926), (26, 584733020), (34, 447148780), (40, 380076463), (52, 292366510), (65, 233893208), (68, 223574390), (85, 178859512), (104, 146183255), (130, 116946604), (136, 111787195), (170, 89429756), (221, 68792120), (260, 58473302), (340, 44714878), (442, 34396060), (520, 29236651), (641, 23717720), (680, 22357439), (884, 17198030), (1105, 13758424), (1282, 11858860), (1768, 8599015), (2210, 6879212), (2564, 5929430), (2683, 5666440), (3205, 4743544), (4420, 3439606), (5128, 2964715), (5366, 2833220), (6410, 2371772), (8333, 1824440), (8840, 1719803), (10732, 1416610), (10897, 1395160), (12820, 1185886), (13415, 1133288), (16666, 912220), (21464, 708305), (21794, 697580), (25640, 592943), (26830, 566644), (33332, 456110), (34879, 435880), (41665, 364888), (43588, 348790), (45611, 333320), (53660, 283322), (54485, 279032), (66664, 228055), (69758, 217940), (83330, 182444), (87176, 174395), (91222, 166660), (107320, 141661), (108970, 139516)]