1920724260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20693}}^1$

素因数の和:20742

約数の個数: 192

約数和(自身を含む): 7008809472

約数和(自身を除く): 5088085212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 102, 105, 119, 130, 140, 156, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 340, 357, 364, 390, 420, 442, 455, 476, 510, 546, 595, 663, 714, 780, 884, 910, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1547, 1785, 1820, 2210, 2380, 2652, 2730, 3094, 3315, 3570, 4420, 4641, 5460, 6188, 6630, 7140, 7735, 9282, 13260, 15470, 18564, 20693, 23205, 30940, 41386, 46410, 62079, 82772, 92820, 103465, 124158, 144851, 206930, 248316, 269009, 289702, 310395, 351781, 413860, 434553, 538018, 579404, 620790, 703562, 724255, 807027, 869106, 1055343, 1076036, 1241580, 1345045, 1407124, 1448510, 1614054, 1738212, 1758905, 1883063, 2110686, 2172765, 2462467, 2690090, 2897020, 3228108, 3517810, 3766126, 4035135, 4221372, 4345530, 4573153, 4924934, 5276715, 5380180, 5649189, 7035620, 7387401, 7532252, 8070270, 8691060, 9146306, 9415315, 9849868, 10553430, 11298378, 12312335, 13719459, 14774802, 16140540, 18292612, 18830630, 21106860, 22596756, 22865765, 24624670, 27438918, 28245945, 29549604, 32012071, 36937005, 37661260, 45731530, 49249340, 54877836, 56491890, 64024142, 68597295, 73874010, 91463060, 96036213, 112983780, 128048284, 137194590, 147748020, 160060355, 192072426, 274389180, 320120710, 384144852, 480181065, 640241420, 960362130, 1920724260]

約数ペア:

[(1, 1920724260), (2, 960362130), (3, 640241420), (4, 480181065), (5, 384144852), (6, 320120710), (7, 274389180), (10, 192072426), (12, 160060355), (13, 147748020), (14, 137194590), (15, 128048284), (17, 112983780), (20, 96036213), (21, 91463060), (26, 73874010), (28, 68597295), (30, 64024142), (34, 56491890), (35, 54877836), (39, 49249340), (42, 45731530), (51, 37661260), (52, 36937005), (60, 32012071), (65, 29549604), (68, 28245945), (70, 27438918), (78, 24624670), (84, 22865765), (85, 22596756), (91, 21106860), (102, 18830630), (105, 18292612), (119, 16140540), (130, 14774802), (140, 13719459), (156, 12312335), (170, 11298378), (182, 10553430), (195, 9849868), (204, 9415315), (210, 9146306), (221, 8691060), (238, 8070270), (255, 7532252), (260, 7387401), (273, 7035620), (340, 5649189), (357, 5380180), (364, 5276715), (390, 4924934), (420, 4573153), (442, 4345530), (455, 4221372), (476, 4035135), (510, 3766126), (546, 3517810), (595, 3228108), (663, 2897020), (714, 2690090), (780, 2462467), (884, 2172765), (910, 2110686), (1020, 1883063), (1092, 1758905), (1105, 1738212), (1190, 1614054), (1326, 1448510), (1365, 1407124), (1428, 1345045), (1547, 1241580), (1785, 1076036), (1820, 1055343), (2210, 869106), (2380, 807027), (2652, 724255), (2730, 703562), (3094, 620790), (3315, 579404), (3570, 538018), (4420, 434553), (4641, 413860), (5460, 351781), (6188, 310395), (6630, 289702), (7140, 269009), (7735, 248316), (9282, 206930), (13260, 144851), (15470, 124158), (18564, 103465), (20693, 92820), (23205, 82772), (30940, 62079), (41386, 46410)]