20258707680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{380231}}^1$

素因数の和:380289

約数の個数: 144

約数和(自身を含む): 71001481824

約数和(自身を除く): 50742774144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 3552, 4440, 5328, 5920, 6660, 8880, 10656, 13320, 17760, 26640, 53280, 380231, 760462, 1140693, 1520924, 1901155, 2281386, 3041848, 3422079, 3802310, 4562772, 5703465, 6083696, 6844158, 7604620, 9125544, 11406930, 12167392, 13688316, 14068547, 15209240, 17110395, 18251088, 22813860, 27376632, 28137094, 30418480, 34220790, 36502176, 42205641, 45627720, 54753264, 56274188, 60836960, 68441580, 70342735, 84411282, 91255440, 109506528, 112548376, 126616923, 136883160, 140685470, 168822564, 182510880, 211028205, 225096752, 253233846, 273766320, 281370940, 337645128, 422056410, 450193504, 506467692, 547532640, 562741880, 633084615, 675290256, 844112820, 1012935384, 1125483760, 1266169230, 1350580512, 1688225640, 2025870768, 2250967520, 2532338460, 3376451280, 4051741536, 5064676920, 6752902560, 10129353840, 20258707680]

約数ペア:

[(1, 20258707680), (2, 10129353840), (3, 6752902560), (4, 5064676920), (5, 4051741536), (6, 3376451280), (8, 2532338460), (9, 2250967520), (10, 2025870768), (12, 1688225640), (15, 1350580512), (16, 1266169230), (18, 1125483760), (20, 1012935384), (24, 844112820), (30, 675290256), (32, 633084615), (36, 562741880), (37, 547532640), (40, 506467692), (45, 450193504), (48, 422056410), (60, 337645128), (72, 281370940), (74, 273766320), (80, 253233846), (90, 225096752), (96, 211028205), (111, 182510880), (120, 168822564), (144, 140685470), (148, 136883160), (160, 126616923), (180, 112548376), (185, 109506528), (222, 91255440), (240, 84411282), (288, 70342735), (296, 68441580), (333, 60836960), (360, 56274188), (370, 54753264), (444, 45627720), (480, 42205641), (555, 36502176), (592, 34220790), (666, 30418480), (720, 28137094), (740, 27376632), (888, 22813860), (1110, 18251088), (1184, 17110395), (1332, 15209240), (1440, 14068547), (1480, 13688316), (1665, 12167392), (1776, 11406930), (2220, 9125544), (2664, 7604620), (2960, 6844158), (3330, 6083696), (3552, 5703465), (4440, 4562772), (5328, 3802310), (5920, 3422079), (6660, 3041848), (8880, 2281386), (10656, 1901155), (13320, 1520924), (17760, 1140693), (26640, 760462), (53280, 380231)]