20328037920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{3313}}^1\times {\mathrm{4261}}^1$

素因数の和:7595

約数の個数: 144

約数和(自身を含む): 69406652952

約数和(自身を除く): 49078615032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 3313, 4261, 6626, 8522, 9939, 12783, 13252, 16565, 17044, 19878, 21305, 25566, 26504, 29817, 33130, 34088, 38349, 39756, 42610, 49695, 51132, 53008, 59634, 63915, 66260, 68176, 76698, 79512, 85220, 99390, 102264, 106016, 119268, 127830, 132520, 136352, 149085, 153396, 159024, 170440, 191745, 198780, 204528, 238536, 255660, 265040, 298170, 306792, 318048, 340880, 383490, 397560, 409056, 477072, 511320, 530080, 596340, 613584, 681760, 766980, 795120, 954144, 1022640, 1192680, 1227168, 1533960, 1590240, 2045280, 2385360, 3067920, 4770720, 6135840, 14116693, 28233386, 42350079, 56466772, 70583465, 84700158, 112933544, 127050237, 141166930, 169400316, 211750395, 225867088, 254100474, 282333860, 338800632, 423500790, 451734176, 508200948, 564667720, 635251185, 677601264, 847001580, 1016401896, 1129335440, 1270502370, 1355202528, 1694003160, 2032803792, 2258670880, 2541004740, 3388006320, 4065607584, 5082009480, 6776012640, 10164018960, 20328037920]

約数ペア:

[(1, 20328037920), (2, 10164018960), (3, 6776012640), (4, 5082009480), (5, 4065607584), (6, 3388006320), (8, 2541004740), (9, 2258670880), (10, 2032803792), (12, 1694003160), (15, 1355202528), (16, 1270502370), (18, 1129335440), (20, 1016401896), (24, 847001580), (30, 677601264), (32, 635251185), (36, 564667720), (40, 508200948), (45, 451734176), (48, 423500790), (60, 338800632), (72, 282333860), (80, 254100474), (90, 225867088), (96, 211750395), (120, 169400316), (144, 141166930), (160, 127050237), (180, 112933544), (240, 84700158), (288, 70583465), (360, 56466772), (480, 42350079), (720, 28233386), (1440, 14116693), (3313, 6135840), (4261, 4770720), (6626, 3067920), (8522, 2385360), (9939, 2045280), (12783, 1590240), (13252, 1533960), (16565, 1227168), (17044, 1192680), (19878, 1022640), (21305, 954144), (25566, 795120), (26504, 766980), (29817, 681760), (33130, 613584), (34088, 596340), (38349, 530080), (39756, 511320), (42610, 477072), (49695, 409056), (51132, 397560), (53008, 383490), (59634, 340880), (63915, 318048), (66260, 306792), (68176, 298170), (76698, 265040), (79512, 255660), (85220, 238536), (99390, 204528), (102264, 198780), (106016, 191745), (119268, 170440), (127830, 159024), (132520, 153396), (136352, 149085)]