19018846480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{769}}^1$

素因数の和:1161

約数の個数: 160

約数和(自身を含む): 47640700800

約数和(自身を除く): 28621854320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 307, 380, 424, 530, 614, 760, 769, 848, 1007, 1060, 1228, 1520, 1535, 1538, 2014, 2120, 2456, 3070, 3076, 3845, 4028, 4240, 4912, 5035, 5833, 6140, 6152, 7690, 8056, 10070, 11666, 12280, 12304, 14611, 15380, 16112, 16271, 20140, 23332, 24560, 29165, 29222, 30760, 32542, 40280, 40757, 46664, 58330, 58444, 61520, 65084, 73055, 80560, 81355, 81514, 93328, 116660, 116888, 130168, 146110, 162710, 163028, 203785, 233320, 233776, 236083, 260336, 292220, 309149, 325420, 326056, 407570, 466640, 472166, 584440, 618298, 650840, 652112, 774383, 815140, 944332, 1168880, 1180415, 1236596, 1301680, 1545745, 1548766, 1630280, 1888664, 2360830, 2473192, 3091490, 3097532, 3260560, 3777328, 3871915, 4485577, 4721660, 4946384, 6182980, 6195064, 7743830, 8971154, 9443320, 12365960, 12390128, 12512399, 15487660, 17942308, 18886640, 22427885, 24731920, 25024798, 30975320, 35884616, 44855770, 50049596, 61950640, 62561995, 71769232, 89711540, 100099192, 125123990, 179423080, 200198384, 237735581, 250247980, 358846160, 475471162, 500495960, 950942324, 1000991920, 1188677905, 1901884648, 2377355810, 3803769296, 4754711620, 9509423240, 19018846480]

約数ペア:

[(1, 19018846480), (2, 9509423240), (4, 4754711620), (5, 3803769296), (8, 2377355810), (10, 1901884648), (16, 1188677905), (19, 1000991920), (20, 950942324), (38, 500495960), (40, 475471162), (53, 358846160), (76, 250247980), (80, 237735581), (95, 200198384), (106, 179423080), (152, 125123990), (190, 100099192), (212, 89711540), (265, 71769232), (304, 62561995), (307, 61950640), (380, 50049596), (424, 44855770), (530, 35884616), (614, 30975320), (760, 25024798), (769, 24731920), (848, 22427885), (1007, 18886640), (1060, 17942308), (1228, 15487660), (1520, 12512399), (1535, 12390128), (1538, 12365960), (2014, 9443320), (2120, 8971154), (2456, 7743830), (3070, 6195064), (3076, 6182980), (3845, 4946384), (4028, 4721660), (4240, 4485577), (4912, 3871915), (5035, 3777328), (5833, 3260560), (6140, 3097532), (6152, 3091490), (7690, 2473192), (8056, 2360830), (10070, 1888664), (11666, 1630280), (12280, 1548766), (12304, 1545745), (14611, 1301680), (15380, 1236596), (16112, 1180415), (16271, 1168880), (20140, 944332), (23332, 815140), (24560, 774383), (29165, 652112), (29222, 650840), (30760, 618298), (32542, 584440), (40280, 472166), (40757, 466640), (46664, 407570), (58330, 326056), (58444, 325420), (61520, 309149), (65084, 292220), (73055, 260336), (80560, 236083), (81355, 233776), (81514, 233320), (93328, 203785), (116660, 163028), (116888, 162710), (130168, 146110)]