18396439320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{21900523}}^1$

素因数の和:21900544

約数の個数: 64

約数和(自身を含む): 63073509120

約数和(自身を除く): 44677069800

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, 420, 840, 21900523, 43801046, 65701569, 87602092, 109502615, 131403138, 153303661, 175204184, 219005230, 262806276, 306607322, 328507845, 438010460, 459910983, 525612552, 613214644, 657015690, 766518305, 876020920, 919821966, 1226429288, 1314031380, 1533036610, 1839643932, 2299554915, 2628062760, 3066073220, 3679287864, 4599109830, 6132146440, 9198219660, 18396439320]

約数ペア:

[(1, 18396439320), (2, 9198219660), (3, 6132146440), (4, 4599109830), (5, 3679287864), (6, 3066073220), (7, 2628062760), (8, 2299554915), (10, 1839643932), (12, 1533036610), (14, 1314031380), (15, 1226429288), (20, 919821966), (21, 876020920), (24, 766518305), (28, 657015690), (30, 613214644), (35, 525612552), (40, 459910983), (42, 438010460), (56, 328507845), (60, 306607322), (70, 262806276), (84, 219005230), (105, 175204184), (120, 153303661), (140, 131403138), (168, 109502615), (210, 87602092), (280, 65701569), (420, 43801046), (840, 21900523)]