19268280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 68389200

約数和(自身を除く): 49120920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 313, 324, 342, 360, 380, 405, 456, 513, 540, 570, 626, 648, 684, 760, 810, 855, 939, 1026, 1080, 1140, 1252, 1368, 1539, 1565, 1620, 1710, 1878, 2052, 2280, 2504, 2565, 2817, 3078, 3130, 3240, 3420, 3756, 4104, 4695, 5130, 5634, 5947, 6156, 6260, 6840, 7512, 7695, 8451, 9390, 10260, 11268, 11894, 12312, 12520, 14085, 15390, 16902, 17841, 18780, 20520, 22536, 23788, 25353, 28170, 29735, 30780, 33804, 35682, 37560, 42255, 47576, 50706, 53523, 56340, 59470, 61560, 67608, 71364, 84510, 89205, 101412, 107046, 112680, 118940, 126765, 142728, 160569, 169020, 178410, 202824, 214092, 237880, 253530, 267615, 321138, 338040, 356820, 428184, 481707, 507060, 535230, 642276, 713640, 802845, 963414, 1014120, 1070460, 1284552, 1605690, 1926828, 2140920, 2408535, 3211380, 3853656, 4817070, 6422760, 9634140, 19268280]

約数ペア:

[(1, 19268280), (2, 9634140), (3, 6422760), (4, 4817070), (5, 3853656), (6, 3211380), (8, 2408535), (9, 2140920), (10, 1926828), (12, 1605690), (15, 1284552), (18, 1070460), (19, 1014120), (20, 963414), (24, 802845), (27, 713640), (30, 642276), (36, 535230), (38, 507060), (40, 481707), (45, 428184), (54, 356820), (57, 338040), (60, 321138), (72, 267615), (76, 253530), (81, 237880), (90, 214092), (95, 202824), (108, 178410), (114, 169020), (120, 160569), (135, 142728), (152, 126765), (162, 118940), (171, 112680), (180, 107046), (190, 101412), (216, 89205), (228, 84510), (270, 71364), (285, 67608), (313, 61560), (324, 59470), (342, 56340), (360, 53523), (380, 50706), (405, 47576), (456, 42255), (513, 37560), (540, 35682), (570, 33804), (626, 30780), (648, 29735), (684, 28170), (760, 25353), (810, 23788), (855, 22536), (939, 20520), (1026, 18780), (1080, 17841), (1140, 16902), (1252, 15390), (1368, 14085), (1539, 12520), (1565, 12312), (1620, 11894), (1710, 11268), (1878, 10260), (2052, 9390), (2280, 8451), (2504, 7695), (2565, 7512), (2817, 6840), (3078, 6260), (3130, 6156), (3240, 5947), (3420, 5634), (3756, 5130), (4104, 4695)]