2019488520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{7681}}^1$

素因数の和:8015

約数の個数: 128

約数和(自身を含む): 6946986240

約数和(自身を除く): 4927497720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 626, 840, 939, 1252, 1565, 1878, 2191, 2504, 3130, 3756, 4382, 4695, 6260, 6573, 7512, 7681, 8764, 9390, 10955, 12520, 13146, 15362, 17528, 18780, 21910, 23043, 26292, 30724, 32865, 37560, 38405, 43820, 46086, 52584, 53767, 61448, 65730, 76810, 87640, 92172, 107534, 115215, 131460, 153620, 161301, 184344, 215068, 230430, 262920, 268835, 307240, 322602, 430136, 460860, 537670, 645204, 806505, 921720, 1075340, 1290408, 1613010, 2150680, 2404153, 3226020, 4808306, 6452040, 7212459, 9616612, 12020765, 14424918, 16829071, 19233224, 24041530, 28849836, 33658142, 36062295, 48083060, 50487213, 57699672, 67316284, 72124590, 84145355, 96166120, 100974426, 134632568, 144249180, 168290710, 201948852, 252436065, 288498360, 336581420, 403897704, 504872130, 673162840, 1009744260, 2019488520]

約数ペア:

[(1, 2019488520), (2, 1009744260), (3, 673162840), (4, 504872130), (5, 403897704), (6, 336581420), (7, 288498360), (8, 252436065), (10, 201948852), (12, 168290710), (14, 144249180), (15, 134632568), (20, 100974426), (21, 96166120), (24, 84145355), (28, 72124590), (30, 67316284), (35, 57699672), (40, 50487213), (42, 48083060), (56, 36062295), (60, 33658142), (70, 28849836), (84, 24041530), (105, 19233224), (120, 16829071), (140, 14424918), (168, 12020765), (210, 9616612), (280, 7212459), (313, 6452040), (420, 4808306), (626, 3226020), (840, 2404153), (939, 2150680), (1252, 1613010), (1565, 1290408), (1878, 1075340), (2191, 921720), (2504, 806505), (3130, 645204), (3756, 537670), (4382, 460860), (4695, 430136), (6260, 322602), (6573, 307240), (7512, 268835), (7681, 262920), (8764, 230430), (9390, 215068), (10955, 184344), (12520, 161301), (13146, 153620), (15362, 131460), (17528, 115215), (18780, 107534), (21910, 92172), (23043, 87640), (26292, 76810), (30724, 65730), (32865, 61448), (37560, 53767), (38405, 52584), (43820, 46086)]