15055920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1901}}^1$

素因数の和:1931

約数の個数: 120

約数和(自身を含む): 55188432

約数和(自身を除く): 40132512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1901, 1980, 2640, 3802, 3960, 5703, 7604, 7920, 9505, 11406, 15208, 17109, 19010, 20911, 22812, 28515, 30416, 34218, 38020, 41822, 45624, 57030, 62733, 68436, 76040, 83644, 85545, 91248, 104555, 114060, 125466, 136872, 152080, 167288, 171090, 188199, 209110, 228120, 250932, 273744, 313665, 334576, 342180, 376398, 418220, 456240, 501864, 627330, 684360, 752796, 836440, 940995, 1003728, 1254660, 1368720, 1505592, 1672880, 1881990, 2509320, 3011184, 3763980, 5018640, 7527960, 15055920]

約数ペア:

[(1, 15055920), (2, 7527960), (3, 5018640), (4, 3763980), (5, 3011184), (6, 2509320), (8, 1881990), (9, 1672880), (10, 1505592), (11, 1368720), (12, 1254660), (15, 1003728), (16, 940995), (18, 836440), (20, 752796), (22, 684360), (24, 627330), (30, 501864), (33, 456240), (36, 418220), (40, 376398), (44, 342180), (45, 334576), (48, 313665), (55, 273744), (60, 250932), (66, 228120), (72, 209110), (80, 188199), (88, 171090), (90, 167288), (99, 152080), (110, 136872), (120, 125466), (132, 114060), (144, 104555), (165, 91248), (176, 85545), (180, 83644), (198, 76040), (220, 68436), (240, 62733), (264, 57030), (330, 45624), (360, 41822), (396, 38020), (440, 34218), (495, 30416), (528, 28515), (660, 22812), (720, 20911), (792, 19010), (880, 17109), (990, 15208), (1320, 11406), (1584, 9505), (1901, 7920), (1980, 7604), (2640, 5703), (3802, 3960)]